Daylight saving time by country

Daylight saving time by country as of September 2017
  Northern hemisphere summer
  Southern hemisphere summer
  Never used daylight saving
  Formerly used daylight saving

Most areas in North America and Europe, and some areas in the Middle East, observe daylight saving time (DST), while most areas of Africa and Asia do not. In South America, most countries in the north of the continent near the equator do not observe DST, while Paraguay and southern parts of Brazil do. The practice of observing daylight saving time in Oceania is also mixed, with New Zealand and parts of southeastern Australia observing DST, while most other areas do not.

Observance as of 2018

Country/Territory Continent Hemisphere DST start
 DST end
 Notes and other mentions[1]
 Afghanistan Asia Northern – – Does not observe DST
 Akrotiri and Dhekelia (UK) Europe Northern Last Sunday March Last Sunday October
 Albania Europe Northern Last Sunday March Last Sunday October Observed DST in 1940–1943, and since 1974.
 Algeria Africa Northern – – Observed DST in 1916–1921, in the autumn of 1939, in 1944–1945, 1971, 1977–1978 and 1980–1981.
 American Samoa (US) Oceania Southern – – Does not observe DST
 Andorra Europe Northern Last Sunday March Last Sunday October Observed DST since 1985.
 Angola Africa Southern – – Does not observe DST
 Anguilla (UK) Central America Northern – – Does not observe DST
 Antigua and Barbuda Central America Northern – – Does not observe DST
 Argentina South America Southern – – Observed DST in 1930–1969, 1974, 1988–2000, 2007–2009.
 Armenia Europe/Asia Northern – – Observed DST in 1981–1995, 1997–2011.[2]
 Aruba (NL) Central America Northern – – Does not observe DST
 Australia Oceania Southern First Sunday October First Sunday April

DST used only in  Australian Capital Territory,  Jervis Bay Territory,  New South Wales, Victoria,  Tasmania,  South Australia

 Austria Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1920, 1940–1948 (as part of Germany between 1940–1945) and since 1980.
European Union As part of the European Union, will remove DST in 2019.[3]
 Azerbaijan Europe/Asia Northern – – Observed DST in 1981–1989, 1990–1992 and 1996–2015
 Bahamas North America Northern Second Sunday March First Sunday November Observed DST since 1964.
 Bahrain Asia Northern – – Does not observe DST
 Bangladesh Asia Northern – – Observed DST during World War 2 from 1942–1945 as a part of the Bengal Presidency of India. Also observed in 2009.
 Barbados Central America Northern – – Observed DST from 1977–1980.
 Belarus Europe Northern – – Observed DST in 1941–1944, 1981–2010.
 Belgium Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1940, 1942–1946 and since 1977.
European Union As part of the European Union, will remove DST in 2019.[3]
 Belize Central America Northern – – Observed DST in 1973–1974 and 1982–1983.
 Benin Africa Northern – – Does not observe DST
 Bermuda (UK) North America Northern Second Sunday March First Sunday November Observed DST since 1974.
 Bhutan Asia Northern – – Does not observe DST
 Bolivia South America Southern – – Observed DST in 1931–1932.
 Bonaire (NL) Central America Northern – – Does not observe DST
 Bosnia and Herzegovina Europe Northern Last Sunday March Last Sunday October Observed DST in 1916–1918 when it was a part of  Austria-Hungary, in 1941–1945 and since 1983 when it was part of the  Socialist Federal Republic of Yugoslavia.
 Botswana Africa Southern – – Observed DST in 1943–1944.
 Brazil South America Southern & Northern First Sunday November at 12:00 am Third Sunday February at 12:00 am

DST end delays one week during Carnival week. Only these south and central states use DST: São Paulo, Rio de Janeiro, Federal District Brasilia, Santa Catarina, Paraná,  Goiás,  Rio Grande do Sul,  Mato Grosso do Sul,  Espírito Santo,  Minas Gerais and  Mato Grosso (some exceptions).[4]

 British Virgin Islands (UK) Central America Northern – – Does not observe DST
 Brunei Asia Northern – – Does not observe DST
 Bulgaria Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1943–1944 and since 1979.
European Union As part of the European Union, will remove DST in 2019.[3]
 Burkina Faso Africa Northern – – Does not observe DST
 Burma Asia Northern – – Does not observe DST
 Burundi Africa Southern – – Does not observe DST
 Cambodia Asia Northern – – Does not observe DST
 Cameroon Africa Northern – – Does not observe DST
 Canada North America Northern Second Sunday March at 2:00 a.m. (for most of Canada) First Sunday November at 2:00 a.m. (for most of Canada)

Some regions in  Quebec, east of 63° west longitude, most of  Saskatchewan, and some areas in  British Columbia and  Nunavut (Southampton Island) do not observe DST. Saskatchewan, however, observes Central Time even though it is located in the Mountain Time Zone, meaning it effectively observes DST year round.[5]

 Cape Verde Africa Northern – – Observed DST in 1942–1945.
 Cayman Islands (UK) Central America Northern – – Does not observe DST
 Central African Republic Africa Northern – – Does not observe DST
 Chad Africa Northern – – Observed DST in winter 1979–1980.
 Chile South America Southern First Sunday September First Sunday April Observed DST in 1927–1946 (excluding  Easter Island which observed it in 1932–1946) and from 1968–2015. Chile observed year-round DST in 2015, but reintroduced regular DST in 2016. Magallanes Province does not observe DST since December 2016.
 China Asia Northern – – Observed DST in 1940–1941,1986–1991.
 Christmas Island (AU) Asia Southern – – Does not observe DST
 Cocos (Keeling) Islands (AU) Asia Southern – – Does not observe DST
 Colombia South America Northern & Southern – – Observed DST in 1992–1993.
 Comoros Africa Northern – – Does not observe DST
 Cook Islands Oceania Southern – – Observed DST in 1978–1991.
 Republic of the Congo Africa Northern & Southern – – Does not observe DST
 Costa Rica Central America Northern – – Observed DST in 1954, 1979–1980 and 1991–1992.
 Croatia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918 when it was a part of  Austria-Hungary, in 1941–1945 and since 1983.
European Union As part of the European Union, will remove DST in 2019.[3]
 Cuba Central America Northern Second Sunday March First Sunday November Observed DST in 1928, 1940–1942, 1945–1946 and since 1965.
 Curacao (NL) Central America Northern – – Does not observe DST
 Cyprus Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST since 1975.  Northern Cyprus maintained permanent DST from September 2016 to October 2017.[6]
European Union As part of the European Union, southern part will remove DST in 2019.[3]
 Czech Republic Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1940–1949 and since 1979.
European Union As part of the European Union, will remove DST in 2019.[3]
 Democratic Republic of Congo Africa Northern & Southern – – Does not observe DST
 Denmark Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916, 1940–1948 and since 1980.
European Union As part of the European Union, will remove DST in 2019.[3]
 Djibouti Africa Northern – – Does not observe DST
 Dominica Central America Northern – – Does not observe DST
 Dominican Republic Central America Northern – – Observed DST in 1966–1967, 1969–1974.
 East Timor Asia Southern – – Does not observe DST
 Ecuador South America Southern & Northern – – Does not observe DST
 Egypt Africa/Asia Northern – – Observed DST in 1940–1945, 1957–2010 and 2014–2015. An attempt to restore daylight saving after Ramadan was rejected by the Egyptian parliament on July 4, 2016 and currently has no plans to use DST in the future.
 El Salvador Central America Northern – – Observed DST in 1987–1988.
 Equatorial Guinea Africa Northern – – Does not observe DST
 Eritrea Africa Northern – – Does not observe DST
 Estonia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1918, 1940–1944, 1981–1988, 1997–1999 and since 2002.
European Union As part of the European Union, will remove DST in 2019.[3]
 Ethiopia Africa Northern – – Does not observe DST
 Faroe Islands (DK) Europe Northern Last Sunday March Last Sunday October Observed DST since 1981.
 Falkland Islands (UK) South America Southern – – Observed DST in 1937–1942 and 1983–2010.
 Fiji Oceania Southern First Sunday November Third Sunday January Observed DST in 1998–2000 and since 2009.
 Finland Europe Northern Last Sunday March Last Sunday October Observed DST in 1942 and since 1981.
European Union As part of the European Union, will remove DST in 2019.[3]
 France Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1945 and since 1976.
European Union As part of the European Union, will remove DST in 2019.[3]
 French Guiana (FR) South America Northern – – Does not observe DST
 French Polynesia (FR) Oceania Southern – – Does not observe DST
 French Southern and Antarctic Lands (FR) Antarctica Southern – – Does not observe DST
 Gabon Africa Northern & Southern – – Does not observe DST
 The Gambia Africa Northern – – Does not observe DST
 Georgia (country) Europe Northern – – Observed DST in 1981–2005.
 Germany Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1940–1949, and since 1980.
European Union As part of the European Union, will remove DST in 2019.[3]
 Ghana Africa Northern – – Observed DST from 1936–1942.
 Greece Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918 and since 1971.
European Union As part of the European Union, will remove DST in 2019.[3]
 Greenland (DK) North America Northern Saturday before last Sunday March at 22:00 local time on Saturday before last Sunday October at 23:00 local time on Observed DST since 1980.

Follows European Union practice as part of the Kingdom of Denmark, hence start & end times correspond to 01:00 UTC on the respective Sunday. See Daylight saving time in the Americas—Greenland Qaanaaq uses US and Canada rules. Danmarkshavn has not observed DST since 1995.

 Grenada Central America Northern – – Does not observe DST
 Guadeloupe (FR) Central America Northern – – Does not observe DST
 Guam (US) Oceania Northern – – Does not observe DST
 Guatemala Central America Northern – – Observed DST in 1973–1974, 1983, 1991 and 2006.
 Guernsey (UK) Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1972.
 Guinea Africa Northern – – Does not observe DST
 Guinea-Bissau Africa Northern – – Does not observe DST
 Guyana South America Northern – – Does not observe DST
 Haiti Central America Northern Second Sunday March First Sunday November Observed DST in 1983–1997, 2005–2006, 2012–2015 and since 2017.
 Heard and McDonald Islands (AU) Antarctica Southern – – Does not observe DST
 Holy See Europe Northern Last Sunday March Last Sunday October Observed DST in 1916–1920, 1940–1948 and since 1966.
 Honduras Central America Northern – – Observed DST in 1987–1988 and 2006 .
 Hong Kong (CN) Asia Northern – – Observed DST in 1941, 1945–1976 and 1979.
 Hungary Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1920, 1941–1950, 1954–1957 and since 1980.

The government considered to abolish DST in 2017, moving Hungary to the UTC+2 (EET) year-round,[7] but there are no official plans to do so yet. This would be problematic considering DST switch is coordinated on an EU level.
European Union As part of the European Union, will remove DST in 2019.[3]

 Iceland Europe Northern – – Observed DST in 1917–1918 and 1939–1968.
 India Asia Northern – – Observed DST during World War 2, from 1942–1945.
 Indonesia Asia/Oceania Northern & Southern – – Jakarta observed DST in 1948–1950.
 Iraq Asia Northern – – Observed DST in 1982–2007.
 Iran Asia Northern March 21–22 September 21–22 Observed DST in 1977–1980, 1991–2005 and since 2008.
 Republic of Ireland Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1972.
European Union As part of the European Union, will remove DST in 2019.[3]
 Isle of Man (UK) Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1972.
 Israel Asia Northern Friday before last Sunday March Last Sunday October Observed DST in 1940–1946, 1948–1957, 1974–1975 and since 1985.
 Italy Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1920, 1940–1948 and since 1966.
European Union As part of the European Union, will remove DST in 2019.[3]
 Ivory Coast Africa Northern – – Does not observe DST
 Jamaica Central America Northern – – Observed DST in 1974–1983.
 Japan Asia Northern – – Observed DST in 1948–1951
 Jersey (UK) Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1971.
 Jordan Asia Northern Last Friday March Last Friday October Observed DST in 1973–1979 and 1985–2011. In 2012 changed time zone to UTC+3, effectively going on permanent DST. Returned to UTC+2 on Dec 20, 2013, and has observed DST since 2014.
 Kazakhstan Asia/Europe Northern – – Observed DST in 1981–1990 and 1992–2004.
 Kenya Africa Northern & Southern – – Does not observe DST
 Kiribati Oceania Southern & Northern – – Does not observe DST
 Kosovo Europe Northern Last Sunday March Last Sunday October Observed DST since 1983.
 Kuwait Asia Northern – – Does not observe DST
 Kyrgyzstan Asia Northern – – Observed DST in 1981–2005.
 Laos Asia Northern – – Does not observe DST
 Latvia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1918–1919, 1941–1944 and since 1981.
European Union As part of the European Union, will remove DST in 2019.[3]
 Lebanon Asia Northern Last Sunday March Last Sunday October Observed DST in 1920–1923, 1957–1961, 1972–1978 and since 1984.
 Lesotho Africa Southern – – Observed DST in 1943–1944.
 Liberia Africa Northern – – Does not observe DST
 Libya Africa Northern – – Observed DST in 1951–1959, 1982–1989, 1996–1997 and 2012–2013.
 Liechtenstein Europe Northern Last Sunday March Last Sunday October Observed DST since 1981.
 Lithuania Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1941–1944, 1981–1999 and since 2003.
European Union As part of the European Union, will remove DST in 2019.[3]
 Luxembourg Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1946 and since 1977.
European Union As part of the European Union, will remove DST in 2019.[3]
 Macau (CN) Asia Northern – – Observed DST in 1961–1980.
 Republic of Macedonia Europe Northern Last Sunday March Last Sunday October Observed DST in 1941–1945 and since 1983 when it was part of the  Socialist Federal Republic of Yugoslavia.
 Madagascar Africa Southern – – Observed DST in 1954.
 Malawi Africa Southern – – Does not observe DST
 Malaysia Asia Northern – – -Observed DST in 1933–1981

The time zone in Malaysia has changed and varied a lot in the past

 Maldives Asia Northern – – Does not observe DST
 Mali Africa Northern – – Does not observe DST
 Malta Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1920, 1940–1948 and since 1966.
European Union As part of the European Union, will remove DST in 2019.[3]
 Marshall Islands Oceania Northern – – Does not observe DST
 Martinique (FR) Central America Northern – – Observed DST in 1980. Currently Does not observe DST.
 Mauritania Africa Northern – – Does not observe DST
 Mauritius Africa Southern – – Observed DST in 1982–1983 and 2008–2009.
 Mexico North America Northern First Sunday April Last Sunday October Has observed DST since 1996, but  Baja California has observed DST since 1976.  Sonora discontinued the observance in 1997 and  Quintana Roo in 2014. Durango, Coahuila, Nuevo León and Tamaulipas observed DST in 1988. Locations less than 20 km from the US border use U.S. DST.  Baja California also uses the U.S. DST. [8]
 Federated States of Micronesia Oceania Northern – – Does not observe DST
 Midway Atoll (US) Oceania Northern – – Observed DST in 1956.
 Moldova Europe Northern Last Sunday March Last Sunday October Observed DST in 1932–1944, 1981–1989 and since 1991.
 Monaco Europe Northern Last Sunday March Last Sunday October Observed DST in 1916–1945 and since 1976.
 Mongolia Asia Northern – – Observed DST in 1983–1998, 2001–2006 and 2015–2016.
 Montenegro Europe Northern Last Sunday March Last Sunday October Observed DST 1941–1945 and since 1983 when it was part of the  Socialist Federal Republic of Yugoslavia.
 Montserrat (UK) Central America Northern – – Does not observe DST
 Morocco Africa Northern Last Sunday March Last Sunday October Observed DST in 1939–1945, 1950, 1967, 1974, 1974–1976 and since 2008. DST stops during Ramadan.
 Mozambique Africa Southern – – Does not observe DST
 Namibia Africa Southern – – Observed DST in 1942–1943. Does not observe DST but implemented winter time in 1994 in all regions except Zambezi.[9]

DST was removed in 2017.

 Nauru Oceania Southern – – Does not observe DST
   Nepal Asia Northern – – Does not observe DST
 Netherlands Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1945 and since 1977.
 New Caledonia (FR) Oceania Southern – – Observed DST in 1977–1979 and 1996–1997.
 New Zealand Oceania Southern Last Sunday September First Sunday April Observed DST in 1927–1946 and since 1974.
 Nicaragua Central America Northern – – Observed DST in 1973–1975, 1979–1980, 1992–1994 and 2005–2006.
 Niger Africa Northern – – Does not observe DST
 Nigeria Africa Northern – – Does not observe DST
 Niue Oceania Southern – – Does not observe DST
 North Korea Asia Northern – – Does not observe DST
 Northern Mariana Islands (US) Oceania Northern – – Does not observe DST
 Norway Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916, 1940–1945, 1959–1965 and since 1980.

Follows European Union practice, although not a member.

 Oman Asia Northern – – Does not observe DST
 Pakistan Asia Northern – – Observed DST in 1942–1945 as a part of  British Raj. Also observed in 2002 and from 2008–2009.
 Palau Oceania Northern – – Does not observe DST
 Panama Central America Northern – – Does not observe DST
 Papua New Guinea Oceania Southern – – Does not observe DST
 Paraguay South America Southern First Sunday October Fourth Sunday March Observed DST since 1975. Current start and end dates last updated in 2013.
 Peru South America Southern – – Observed DST in 1938–1940, 1986–1987, 1990 and 1994.
 Philippines Asia Northern – – Observed DST in 1936–1937, 1954, 1978 and 1990.
 Pitcairn Islands (UK) Oceania Southern – – Does not observe DST
 Poland Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1919, 1940–1949, 1957–1964 and since 1977.
European Union As part of the European Union, will remove DST in 2019.[3]
 Portugal Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1921, 1924, 1926–1929, 1931–1932, 1934–1949, 1951–1965 and since 1977.
European Union As part of the European Union, will remove DST in 2019.[3]
 Puerto Rico (US) Central America Northern – – Observed DST in 1942–1945.
 Qatar Asia Northern – – Does not observe DST
 Romania Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1932–1939 and since 1979.
European Union As part of the European Union, will remove DST in 2019.[3]
 Russia Asia/Europe Northern – – Observed DST in 1917–1919, 1921 (some areas) and 1981–2010. In 2011–2014, used permanent DST. In 2014, left permanent DST and switched to permanent standard time.[10]
 Rwanda Africa Southern – – Does not observe DST
 Saba (NL) Central America Northern – – Does not observe DST
 Samoa Oceania Southern Last Sunday September First Sunday April Observed DST since 2010.
 Saint Barthélemy (FR) Central America Northern – – Does not observe DST
 Saint Kitts and Nevis Central America Northern – – Does not observe DST
 Saint Helena, Ascension and Tristan da Cunha (UK) Africa/South America Southern – – Does not observe DST
 Saint Lucia Central America Northern – – Does not observe DST
 Saint Martin (FR) Central America Northern – – Does not observe DST
 Saint Pierre and Miquelon (FR) North America Northern Second Sunday March First Sunday November Observed DST since 1987.
 Saint Vincent and the Grenadines Central America Northern – – Does not observe DST
 San Marino Europe Northern Last Sunday March Last Sunday of October Observed DST in 1916–1920, 1940–1948 and since 1966.
 São Tomé and Príncipe Africa Northern – – Does not observe DST
 Saudi Arabia Asia Northern – – Does not observe DST
 Senegal Africa Northern – – Does not observe DST
 Serbia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1941–1945 and since 1983 (did not observe DST as part of Yugoslavia, from 1918–1941, and 1945–1983).
European Union Following the European Union, will scrap DST in 2019.[3] [11]
 Seychelles Africa Southern – – Does not observe DST
 Sierra Leone Africa Northern – – Observed DST in 1935–1942 and 1957–1962.
 Singapore Asia Northern – – Observed DST in 1933–1935 by adding 20 minutes to standard time. On January 1, 1936, country changed their time zone to UTC+07:20.[12]
 Sint Eustatius (NL) Central America Northern – – Does not observe DST
 Sint Maarten (NL) Central America Northern – – Does not observe DST
 Slovakia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1940–1949 and since 1979.
European Union As part of the European Union, will remove DST in 2019.[3]
 Slovenia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918 when it was a part of  Austria-Hungary, in 1941–1945 and since 1983.
European Union As part of the European Union, will remove DST in 2019.[3]
 Solomon Islands Oceania Southern – – Does not observe DST
 Somalia Africa Northern & Southern – – Does not observe DST
 South Africa Africa Southern – – Observed DST in 1942–1944.
South Georgia Islands (UK) Antarctica Southern – – Does not observe DST
 South Korea Asia Northern – – Observed DST in 1948–1951, 1955–1960 and 1987–1988.
South Sandwich Islands (UK) Antarctica Southern – – Does not observe DST
 South Sudan Africa Northern – – Observed DST in 1970–1985.
 Spain Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1917–1919, 1924, 1926–1929, 1937–1946, 1949 and since 1974. On  Canary Islands DST observed since 1980.
European Union As part of the European Union, will remove DST in 2019.[3]
 Sri Lanka Asia Northern – – Observed DST during the Second World War, from 1942–1945 just as the rest of the Indian subcontinent.
 Sudan Africa Northern – – Observed DST in 1970–1985.
 Suriname South America Northern – – Does not observe DST
 Swaziland Africa Southern – – Does not observe DST
 Sweden Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST 15 May–30 September 1916, in a test run.

Observed DST since 1980.
1980 first Sunday of April to last Sunday of September.
1981–1995 last Sunday of March to last Sunday of September.
Since 1996 last Sunday of March to last Sunday of October.
European Union As part of the European Union, will remove DST in 2019.[3]

  Switzerland Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1941–1942 and since 1981.

Follows European Union practice, although not a member.

 Syria Asia Northern Last Friday March Last Friday October Observed DST in 1920–1923, 1962–1968 and since 1983.
 Tajikistan Asia Northern – – Observed DST in 1981–1991.
 Taiwan Asia Northern – – Observed DST in 1945–1962, 1974, 1975 and 1979.
 Tanzania Africa Southern – – Does not observe DST
 Thailand Asia Northern – – Does not observe DST
 Tokelau (NZ) Oceania Southern – – Does not observe DST
 Togo Africa Northern – – Does not observe DST
 Tonga Oceania Southern – – Observed DST from 1999–2002 and 2016-2017.
 Trinidad and Tobago Central America Northern – – Does not observe DST
 Tunisia Africa Northern – – Observed DST in 1939–1945, 1977–1978, 1988–1990 and 2005–2008.
 Turkey Europe/Asia Northern – – Observed DST in 1916, 1920–1922, 1924–1925, 1940–1942, 1945–1951, 1962, 1964, 1970–1983 and 1985–2016.

Followed European Union practice, although was not a member. In 2016, Turkey joined the UTC+3 timezone.

 Turkmenistan Asia Northern – – Observed DST in 1981–1991.
 Tuvalu Oceania Southern – – Does not observe DST
 Turks and Caicos (UK) Central America Northern – – Observed DST in 1979–2014.
 Uganda Africa Northern & Southern – – Does not observe DST
 Ukraine Europe Northern Last Sunday March Last Sunday October Observed DST in 1941–1943, 1981–1989 and since 1992.
Will follow European Union to scrap DST in 2019.[13]
 United Arab Emirates Asia Northern – – Does not observe DST
 United Kingdom Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST (commonly referred to as British Summer Time (BST)) since 1916.

Year-round Summer Time (BST) + Double Summer Time (BDST) 1940–1945. Two-stage Double Summer Time (BDST) 1947. Year-round Summer Time (BST) 1968–1971.

 United States North America Northern Second Sunday March First Sunday November  Arizona (except the  Navajo Nation) and  Hawaii do not use DST.[5]

Year-round DST observed 1942-1945, and 1974-1975.

 United States Virgin Islands (US) Central America Northern – – Does not observe DST
 Uruguay South America Southern – – Observed DST in 1923–1926, 1933–1943, 1959–1960, 1965–1970, 1972, 1974–1980, 1987–1993 and 2004–2015.[14]
 Uzbekistan Asia Northern – – Observed DST in 1981–1991.
 Vanuatu Oceania Southern – – Observed DST in 1983–1993.
 Venezuela South America Northern – – Does not observe DST
 Vietnam Asia Northern – – Does not observe DST
 Wallis and Futuna (FR) Oceania Southern – – Does not observe DST
 Western Sahara Africa Northern Last Sunday March Last Sunday October Observed DST since 2008. DST is stopped during Ramadan. Only areas controlled by  Morocco use DST.
 Yemen Asia Northern – – Does not observe DST
 Zambia Africa Southern – – Does not observe DST
 Zimbabwe Africa Southern – – Does not observe DST

See also

References

  1. ↑ "The World Clock". timeanddate.com. Retrieved 26 February 2013. . Detailed information about the history of DST in each country can be found under the relevant section of this website, and can be referred to for information in this chart unless otherwise specified.
  2. ↑ "Clock changes in Yerevan". World Clock. timeanddate.com. Retrieved 20 February 2013.
  3. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 (www.dw.com), Deutsche Welle. "EU to stop changing the clocks in 2019 - DW - 14.09.2018". DW.COM.
  4. ↑ "Sunday, February 17, 2013: Brazil ends Daylight Saving Time". Time Zone News. timeanddate.com. Retrieved 20 February 2013.
  5. 1 2 "Sunday, March 10: Daylight Saving Time Begins in USA & Canada". Time Zone News. timeanddate.com. Retrieved 20 February 2013.
  6. ↑ Time Zone in North Nicosia, Northern Cyprus, Timeanddate.com.
  7. ↑ "Hírkereső - A hírek itt kezdődnek!". Hirkereso.
  8. ↑ "Hora Oficial en los Estados Unidos Mexicanos". Centro Naciona de Metrología. Retrieved 2014-05-01.
  9. ↑ "GRN evaluates winter time change". New Era. 24 March 2016. p. 1.
  10. ↑ "Russia returns to permanent Standard Time". timeanddate.com. Retrieved 25 October 2014.
  11. ↑ "Serbia to legislate Daylight Saving Time, EU may end it - English - on B92.net".
  12. ↑ "Time zone in Singapore". Daylight Saving Time. timeanddate.com. Retrieved 21 February 2013.
  13. ↑ https://www.kyivpost.com/ukraine-politics/unian-ukraine-to-quit-daylight-saving-clock-change.html
  14. ↑ "No habrá cambio de hora este verano".
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