Countries that observe daylight saving time (DST) in 2025 are primarily found in most of Europe, most of North America, and some parts of the Southern Hemisphere. Here is a summary of some notable countries and regions observing DST in 2025:
- Europe: Most countries including the United Kingdom, Norway, Sweden, Spain, Poland, Romania, Slovakia, Slovenia, Luxembourg, Lithuania, Latvia, Kosovo, Montenegro, North Macedonia, Serbia, San Marino, and Vatican City observe DST, with clock changes typically occurring on the last Sunday of March and the last Sunday of October.
- North America: The United States (most locations except Hawaii and most of Arizona), Canada, and parts of the Caribbean like The Bahamas and Turks and Caicos Islands observe DST, usually starting on the second Sunday of March and ending on the first Sunday of November.
- Oceania: New Zealand and Norfolk Island observe DST, starting in late September or early October and ending in early April or early April.
- Middle East: Lebanon and Palestine observe DST.
- Some South American countries like parts of Chile and Paraguay follow DST practices.
- Other regions such as Morocco and Western Sahara also observe DST during specific periods.
Many countries, especially in Africa, Asia, and tropical regions, do not observe DST. Notable exceptions where DST is not observed include Kenya, Nigeria, South Africa, Saudi Arabia, United Arab Emirates, India, China, and Russia. In summary, DST is observed mainly in Europe, North America, parts of Oceania, and some scattered other regions around the world, with start and end dates varying by country but mostly around late March to October/November in the Northern Hemisphere and different periods in the Southern Hemisphere.
