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Europe/Mariehamn

Europe/Mariehamn is the IANA time zone for the Åland Islands.

UTC+03:00

Tue, Sep 29 UTC+3 EEST

Offsets and daylight saving time

Standard offset
UTC+02:00
Daylight offset
UTC+03:00
Rule
Daylight saving time from the last Sunday in March at 03:00 to the last Sunday in October at 04:00 (local time).

Next clock changes

  • Sunday, October 25, 2026 at 04:00: back to UTC+2 (EEST → EET)
  • Sunday, March 28, 2027 at 03:00: forward to UTC+3 (EET → EEST)

Names

Generic name
Eastern European Time
Abbreviation
EET / EEST
Standard / daylight
Eastern European Standard Time / Eastern European Summer Time

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

Use it in code

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

# Python
from zoneinfo import ZoneInfo
ZoneInfo('Europe/Mariehamn')

-- PostgreSQL
SELECT now() AT TIME ZONE 'Europe/Mariehamn';

Cities in Europe/Mariehamn

Offset history since 1970

  • 1970–1980: UTC+2
  • 1981–2026: UTC+2 and UTC+3 each year

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