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Arctic/Longyearbyen

Arctic/Longyearbyen is the IANA time zone for Svalbard and Jan Mayen.

UTC+02:00

Tue, Sep 29 UTC+2 CEST

Offsets and daylight saving time

Standard offset
UTC+01:00
Daylight offset
UTC+02:00
Rule
Daylight saving time from the last Sunday in March at 02:00 to the last Sunday in October at 03:00 (local time).

Next clock changes

  • Sunday, October 25, 2026 at 03:00: back to UTC+1 (CEST → CET)
  • Sunday, March 28, 2027 at 02:00: forward to UTC+2 (CET → CEST)

Names

Generic name
Central European Time
Abbreviation
CET / CEST
Standard / daylight
Central European Standard Time / Central European Summer Time

In the tz database, Arctic/Longyearbyen is a link (alias) to Europe/Berlin: the two always show the same time.

Use it in code

// JavaScript
new Intl.DateTimeFormat('en-US', { timeZone: 'Arctic/Longyearbyen' })

# Python
from zoneinfo import ZoneInfo
ZoneInfo('Arctic/Longyearbyen')

-- PostgreSQL
SELECT now() AT TIME ZONE 'Arctic/Longyearbyen';

Cities in Arctic/Longyearbyen

Offset history since 1970

  • 1970–1979: UTC+1
  • 1980–2026: UTC+1 and UTC+2 each year

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