Daylight Saving Time Around the World 1991
Daylight Saving Time (DST) is often referred to as “daylight savings” or “summer time.” When DST is not observed, it is called standard time or winter time.
The list below shows an overview of countries and territories with DST in 1991. For more details, see information for the first half of 1991 and the second half of 1991.
Note: This list may not be final. Sometimes countries, states, and territories make changes announced just days or weeks ahead of the time change.
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Countries Observing DST Clock Change Events 1991 | |||
---|---|---|---|
Country | Regions/States | DST Start Date | DST End Date |
Afghanistan | All locations | No DST in 1991 | |
Åland Islands | All locations | Sunday, March 31 | Sunday, September 29 |
Albania | All locations | Sunday, March 31 | Sunday, September 29 |
Algeria | All locations | No DST in 1991 | |
American Samoa | All locations | No DST in 1991 | |
Andorra | All locations | Sunday, March 31 | Sunday, September 29 |
Angola | All locations | No DST in 1991 | |
Anguilla | All locations | No DST in 1991 | |
Antarctica | Some locations | Sunday, October 20 | Sunday, March 3 |
Some locations | No DST in 1991 | ||
Some locations | Sunday, October 6 | Sunday, March 17 | |
Palmer Station | Sunday, October 13 | Sunday, March 10 | |
Antigua and Barbuda | All locations | No DST in 1991 | |
Argentina | Most locations | Sunday, October 20 | Sunday, March 3 |
La Rioja, San Juan | Sunday, October 20 | Friday, March 1 | |
Mendoza | Tuesday, October 15 | Friday, March 1 | |
San Luis | Does not start this year | Friday, March 1 | |
Jujuy | Sunday, October 6 | Sunday, March 17 | |
Armenia | All locations | Sunday, March 31 | Sunday, September 29 |
Aruba | All locations | No DST in 1991 | |
Australia | Most locations | Sunday, October 27 | Sunday, March 3 |
Western Australia | Sunday, November 17 | Does not end this year | |
Northern Territory | No DST in 1991 | ||
Tasmania | Sunday, October 6 | Sunday, March 31 | |
Lord Howe Island | Sunday, October 27 | Sunday, March 3 | |
Austria | All locations | Sunday, March 31 | Sunday, September 29 |
Azerbaijan | All locations | Sunday, March 31 | Sunday, September 29 |
Bahrain | All locations | No DST in 1991 | |
Bangladesh | All locations | No DST in 1991 | |
Barbados | All locations | No DST in 1991 | |
Belarus | All locations | Sunday, March 31 | Sunday, September 29 |
Belgium | All locations | Sunday, March 31 | Sunday, September 29 |
Belize | All locations | No DST in 1991 | |
Benin | All locations | No DST in 1991 | |
Bermuda | All locations | Sunday, April 7 | Sunday, October 27 |
Bhutan | All locations | No DST in 1991 | |
Bolivia | All locations | No DST in 1991 | |
Bosnia and Herzegovina | All locations | Sunday, March 31 | Sunday, September 29 |
Botswana | All locations | No DST in 1991 | |
Brazil | Most locations | Sunday, October 20 | Sunday, February 17 |
Amazonas, Pernambuco, Sergipe, Pará, Paraíba, Ceará, Amapá, Alagoas, Rondônia, Rio Grande do Norte, Piauí, Maranhão, Acre, Roraima, Tocantins | No DST in 1991 | ||
British Indian Ocean Territory | All locations | No DST in 1991 | |
British Virgin Islands | All locations | No DST in 1991 | |
Brunei | All locations | No DST in 1991 | |
Bulgaria | All locations | Sunday, March 31 | Sunday, September 29 |
Burkina Faso | All locations | No DST in 1991 | |
Burundi | All locations | No DST in 1991 | |
Cabo Verde | All locations | No DST in 1991 | |
Cambodia | All locations | No DST in 1991 | |
Cameroon | All locations | No DST in 1991 | |
Canada | Most locations | Sunday, April 7 | Sunday, October 27 |
Much of Saskatchewan, small region of British Columbia, small region of Nunavut, small region of Quebec, small region of Ontario | No DST in 1991 | ||
Caribbean Netherlands | All locations | No DST in 1991 | |
Cayman Islands | All locations | No DST in 1991 | |
Central African Republic | All locations | No DST in 1991 | |
Chad | All locations | No DST in 1991 | |
Chile | Most locations | Sunday, October 13 | Sunday, March 10 |
Easter Island | Saturday, October 12 | Saturday, March 9 | |
China | All locations | Sunday, April 14 | Sunday, September 15 |
Christmas Island | All locations | No DST in 1991 | |
Clipperton Island | All locations | No DST in 1991 | |
Cocos (Keeling) Islands | All locations | No DST in 1991 | |
Colombia | All locations | No DST in 1991 | |
Comoros | All locations | No DST in 1991 | |
Congo | All locations | No DST in 1991 | |
Congo Democratic Republic | All locations | No DST in 1991 | |
Cook Islands | All locations | Does not start this year | Sunday, March 3 |
Costa Rica | All locations | Saturday, January 19 | Monday, July 1 |
Cote d'Ivoire | All locations | No DST in 1991 | |
Croatia | All locations | Sunday, March 31 | Sunday, September 29 |
Cuba | All locations | Sunday, April 7 | Sunday, October 13 |
Curaçao | All locations | No DST in 1991 | |
Cyprus | All locations | Sunday, March 31 | Sunday, September 29 |
Czechia | All locations | Sunday, March 31 | Sunday, September 29 |
Denmark | All locations | Sunday, March 31 | Sunday, September 29 |
Djibouti | All locations | No DST in 1991 | |
Dominica | All locations | No DST in 1991 | |
Dominican Republic | All locations | No DST in 1991 | |
East Timor | All locations | No DST in 1991 | |
Ecuador | All locations | No DST in 1991 | |
Egypt | All locations | Wednesday, May 1 | Tuesday, October 1 |
El Salvador | All locations | No DST in 1991 | |
Equatorial Guinea | All locations | No DST in 1991 | |
Eritrea | All locations | No DST in 1991 | |
Estonia | All locations | Sunday, March 31 | Sunday, September 29 |
Eswatini | All locations | No DST in 1991 | |
Ethiopia | All locations | No DST in 1991 | |
Falkland Islands | All locations | Sunday, September 15 | Sunday, April 21 |
Faroe Islands | All locations | Sunday, March 31 | Sunday, September 29 |
Fiji | All locations | No DST in 1991 | |
Finland | All locations | Sunday, March 31 | Sunday, September 29 |
France | Most locations | Sunday, March 31 | Sunday, September 29 |
Port-aux-Francais | No DST in 1991 | ||
French Guiana | All locations | No DST in 1991 | |
French Polynesia | All locations | No DST in 1991 | |
French Southern Territories | All locations | No DST in 1991 | |
Gabon | All locations | No DST in 1991 | |
Gambia | All locations | No DST in 1991 | |
Georgia | Most locations | Sunday, March 31 | Sunday, September 29 |
Sukhumi | Does not start this year | Sunday, September 29 | |
Germany | All locations | Sunday, March 31 | Sunday, September 29 |
Ghana | All locations | No DST in 1991 | |
Gibraltar | All locations | Sunday, March 31 | Sunday, September 29 |
Greece | All locations | Sunday, March 31 | Sunday, September 29 |
Greenland | Most locations | Saturday, March 30 | Saturday, September 28 |
Some locations | Sunday, March 31 | Sunday, September 29 | |
Grenada | All locations | No DST in 1991 | |
Guadeloupe | All locations | No DST in 1991 | |
Guam | All locations | No DST in 1991 | |
Guatemala | All locations | Saturday, March 23 | Saturday, September 7 |
Guernsey | All locations | Sunday, March 31 | Sunday, October 27 |
Guinea | All locations | No DST in 1991 | |
Guinea-Bissau | All locations | No DST in 1991 | |
Guyana | All locations | No DST in 1991 | |
Haiti | All locations | Sunday, April 7 | Sunday, October 27 |
Honduras | All locations | No DST in 1991 | |
Hong Kong | All locations | No DST in 1991 | |
Hungary | All locations | Sunday, March 31 | Sunday, September 29 |
Iceland | All locations | No DST in 1991 | |
India | All locations | No DST in 1991 | |
Indonesia | All locations | No DST in 1991 | |
Iran | All locations | Friday, May 3 | Sunday, September 22 |
Iraq | All locations | Monday, April 1 | Tuesday, October 1 |
Ireland | All locations | Sunday, March 31 | Sunday, October 27 |
Isle of Man | All locations | Sunday, March 31 | Sunday, October 27 |
Israel | All locations | Sunday, March 24 | Sunday, September 1 |
Italy | All locations | Sunday, March 31 | Sunday, September 29 |
Jamaica | All locations | No DST in 1991 | |
Japan | All locations | No DST in 1991 | |
Jersey | All locations | Sunday, March 31 | Sunday, October 27 |
Jordan | All locations | Wednesday, April 17 | Friday, September 27 |
Kazakhstan | All locations | Sunday, March 31 | Sunday, September 29 |
Kenya | All locations | No DST in 1991 | |
Kiribati | All locations | No DST in 1991 | |
Kosovo | All locations | Sunday, March 31 | Sunday, September 29 |
Kuwait | All locations | No DST in 1991 | |
Kyrgyzstan | All locations | Sunday, March 31 | Saturday, August 31 |
Laos | All locations | No DST in 1991 | |
Latvia | All locations | Sunday, March 31 | Sunday, September 29 |
Lebanon | All locations | Wednesday, May 1 | Wednesday, October 16 |
Lesotho | All locations | No DST in 1991 | |
Liberia | All locations | No DST in 1991 | |
Libya | All locations | No DST in 1991 | |
Liechtenstein | All locations | Sunday, March 31 | Sunday, September 29 |
Lithuania | All locations | Sunday, March 31 | Sunday, September 29 |
Luxembourg | All locations | Sunday, March 31 | Sunday, September 29 |
Macau | All locations | No DST in 1991 | |
Madagascar | All locations | No DST in 1991 | |
Malawi | All locations | No DST in 1991 | |
Malaysia | All locations | No DST in 1991 | |
Maldives | All locations | No DST in 1991 | |
Mali | All locations | No DST in 1991 | |
Malta | All locations | Sunday, March 31 | Sunday, September 29 |
Marshall Islands | All locations | No DST in 1991 | |
Martinique | All locations | No DST in 1991 | |
Mauritania | All locations | No DST in 1991 | |
Mauritius | All locations | No DST in 1991 | |
Mayotte | All locations | No DST in 1991 | |
Mexico | Most locations | No DST in 1991 | |
Baja California | Sunday, April 7 | Sunday, October 27 | |
Micronesia | All locations | No DST in 1991 | |
Moldova | All locations | Sunday, March 31 | Sunday, September 29 |
Monaco | All locations | Sunday, March 31 | Sunday, September 29 |
Mongolia | All locations | Sunday, March 31 | Sunday, September 29 |
Montenegro | All locations | Sunday, March 31 | Sunday, September 29 |
Montserrat | All locations | No DST in 1991 | |
Morocco | All locations | No DST in 1991 | |
Mozambique | All locations | No DST in 1991 | |
Myanmar | All locations | No DST in 1991 | |
Namibia | All locations | No DST in 1991 | |
Nauru | All locations | No DST in 1991 | |
Nepal | All locations | No DST in 1991 | |
Netherlands | Most locations | Sunday, March 31 | Sunday, September 29 |
Saba, Sint Eustatius | No DST in 1991 | ||
New Caledonia | All locations | No DST in 1991 | |
New Zealand | All locations | Sunday, October 6 | Sunday, March 17 |
Nicaragua | All locations | No DST in 1991 | |
Niger | All locations | No DST in 1991 | |
Nigeria | All locations | No DST in 1991 | |
Niue | All locations | No DST in 1991 | |
Norfolk Island | All locations | No DST in 1991 | |
North Korea | All locations | No DST in 1991 | |
North Macedonia | All locations | Sunday, March 31 | Sunday, September 29 |
Northern Mariana Islands | All locations | No DST in 1991 | |
Norway | All locations | Sunday, March 31 | Sunday, September 29 |
Oman | All locations | No DST in 1991 | |
Pakistan | All locations | No DST in 1991 | |
Palau | All locations | No DST in 1991 | |
Palestine | All locations | Sunday, March 24 | Sunday, September 1 |
Panama | All locations | No DST in 1991 | |
Papua New Guinea | All locations | No DST in 1991 | |
Paraguay | All locations | Sunday, October 6 | Monday, April 1 |
Peru | All locations | No DST in 1991 | |
Philippines | All locations | No DST in 1991 | |
Pitcairn Islands | All locations | No DST in 1991 | |
Poland | All locations | Sunday, March 31 | Sunday, September 29 |
Portugal | All locations | Sunday, March 31 | Sunday, September 29 |
Puerto Rico | All locations | No DST in 1991 | |
Qatar | All locations | No DST in 1991 | |
Reunion | All locations | No DST in 1991 | |
Romania | All locations | Sunday, March 31 | Sunday, September 29 |
Russia | Most locations | Sunday, March 31 | Sunday, September 29 |
Volgograd, Saratov, Astrakhan, Kirov | No DST in 1991 | ||
Rwanda | All locations | No DST in 1991 | |
Saint Helena | All locations | No DST in 1991 | |
Saint Kitts and Nevis | All locations | No DST in 1991 | |
Saint Lucia | All locations | No DST in 1991 | |
Saint Martin | All locations | No DST in 1991 | |
Saint Pierre and Miquelon | All locations | Sunday, April 7 | Sunday, October 27 |
Saint Vincent and the Grenadines | All locations | No DST in 1991 | |
Samoa | All locations | No DST in 1991 | |
San Marino | All locations | Sunday, March 31 | Sunday, September 29 |
Sao Tome and Principe | All locations | No DST in 1991 | |
Saudi Arabia | All locations | No DST in 1991 | |
Senegal | All locations | No DST in 1991 | |
Serbia | All locations | Sunday, March 31 | Sunday, September 29 |
Seychelles | All locations | No DST in 1991 | |
Sierra Leone | All locations | No DST in 1991 | |
Singapore | All locations | No DST in 1991 | |
Sint Maarten | All locations | No DST in 1991 | |
Slovakia | All locations | Sunday, March 31 | Sunday, September 29 |
Slovenia | All locations | Sunday, March 31 | Sunday, September 29 |
Solomon Islands | All locations | No DST in 1991 | |
Somalia | All locations | No DST in 1991 | |
South Africa | All locations | No DST in 1991 | |
South Georgia/Sandwich Is. | All locations | No DST in 1991 | |
South Korea | All locations | No DST in 1991 | |
South Sudan | All locations | No DST in 1991 | |
Spain | All locations | Sunday, March 31 | Sunday, September 29 |
Sri Lanka | All locations | No DST in 1991 | |
St. Barts | All locations | No DST in 1991 | |
Sudan | All locations | No DST in 1991 | |
Suriname | All locations | No DST in 1991 | |
Sweden | All locations | Sunday, March 31 | Sunday, September 29 |
Switzerland | All locations | Sunday, March 31 | Sunday, September 29 |
Syria | All locations | Monday, April 1 | Tuesday, October 1 |
Taiwan | All locations | No DST in 1991 | |
Tajikistan | All locations | Sunday, March 31 | Monday, September 9 |
Tanzania | All locations | No DST in 1991 | |
Thailand | All locations | No DST in 1991 | |
The Bahamas | All locations | Sunday, April 7 | Sunday, October 27 |
Togo | All locations | No DST in 1991 | |
Tokelau | All locations | No DST in 1991 | |
Tonga | All locations | No DST in 1991 | |
Trinidad and Tobago | All locations | No DST in 1991 | |
Tunisia | All locations | No DST in 1991 | |
Turkey | All locations | Sunday, March 31 | Sunday, September 29 |
Turkmenistan | All locations | Sunday, March 31 | Sunday, September 29 |
Turks and Caicos Islands | All locations | Sunday, April 7 | Sunday, October 27 |
Tuvalu | All locations | No DST in 1991 | |
Uganda | All locations | No DST in 1991 | |
Ukraine | Most locations | Does not start this year | Sunday, September 29 |
Auton. Republic of Crimea, Zakarpattia | No DST in 1991 | ||
Zaporizhia | Sunday, March 31 | Sunday, September 29 | |
United Arab Emirates | All locations | No DST in 1991 | |
United Kingdom | All locations | Sunday, March 31 | Sunday, October 27 |
United States | Most locations | Sunday, April 7 | Sunday, October 27 |
Hawaii, much of Indiana, most of Arizona, small region of Alaska | No DST in 1991 | ||
Uruguay | All locations | Sunday, October 27 | Sunday, March 3 |
US Minor Outlying Islands | All locations | No DST in 1991 | |
US Virgin Islands | All locations | No DST in 1991 | |
Uzbekistan | All locations | Sunday, March 31 | Sunday, September 29 |
Vanuatu | All locations | Sunday, September 29 | Sunday, March 24 |
Vatican City (Holy See) | All locations | Sunday, March 31 | Sunday, September 29 |
Venezuela | All locations | No DST in 1991 | |
Vietnam | All locations | No DST in 1991 | |
Wallis and Futuna | All locations | No DST in 1991 | |
Western Sahara | All locations | No DST in 1991 | |
Yemen | All locations | No DST in 1991 | |
Zambia | All locations | No DST in 1991 | |
Zimbabwe | All locations | No DST in 1991 |