Saint Helier, Jersey · UTC+1
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Saint Helier is in the Greenwich Mean Time timezone (GMT/UTC+0 in winter, BST/UTC+1 in summer), matching London’s clock at this Crown Dependency 22 kilometers off the French coast.
Jersey is not part of the United Kingdom, but it keeps the same time as London. The island is a Crown Dependency, self-governing in most matters but with the British monarch as head of state. It sits in the Bay of Saint-Malo, 22 kilometers from the Normandy coast of France, yet culturally and temporally aligned with Britain.
Jersey uses Europe/Jersey in the IANA database, which follows the same rules as Europe/London: UTC+0 (GMT) in winter and UTC+1 (BST) in summer. Saint Helier, the capital, follows this schedule alongside the UK.
At 49 degrees north, Jersey’s tides are among the most dramatic in the world. The tidal range in Saint Helier can exceed 12 meters, among the highest anywhere. At low tide, vast areas of sand and rock are exposed. At high tide, the harbor fills and the beaches shrink. The island’s calendar is marked by tide tables as much as by anything the civil clock provides.
finance, tides, and London hours
Jersey’s financial sector, one of the world’s most significant offshore finance centers, operates on UK business hours. Fund managers, bankers, and lawyers in Saint Helier track London, Frankfurt, and New York markets on a schedule set by the same clocks they share with Britain.
9am in Saint Helier is 9am in London in winter.
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Questions about time in Saint Helier
- What timezone is Saint Helier in?
- Saint Helier is in Western European Time (WET), using the IANA timezone
Europe/Jersey. The standard UTC offset is UTC+0 in winter. During daylight saving time (summer), it becomes Western European Summer Time (WEST) at UTC+1. - Does Saint Helier observe daylight saving time?
- Yes. Saint Helier observes daylight saving time. In 2026, clocks spring forward one hour on Sunday, March 29 and fall back one hour on Sunday, October 25. During DST, the UTC offset shifts from UTC+0 to UTC+1.
- What is the current UTC offset for Saint Helier?
- Saint Helier is currently at UTC+1. It is currently observing daylight saving time.
- What is the time difference between Saint Helier and New York?
- Saint Helier is currently 5 hours ahead of New York.
- What is the time difference between Saint Helier and Los Angeles?
- Saint Helier is currently 8 hours ahead of Los Angeles.
- What is the time difference between Saint Helier and Tokyo?
- Saint Helier is currently 8 hours behind Tokyo. Tokyo does not observe daylight saving time, so this gap changes by 1 hour when Saint Helier transitions to/from DST.
- What is the IANA timezone name for Saint Helier?
- The IANA timezone database identifier for Saint Helier is
Europe/Jersey. Use this string in programming languages and APIs: JavaScript (`new Intl.DateTimeFormat('en-US', { timeZone: 'Europe/Jersey' })`), Python (`pytz.timezone('Europe/Jersey')`), or any IANA-compatible library.