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Antarctica/Syowa

Antarctica/Syowa is the IANA time zone for Syowa in Antarctica.

UTC+03:00

Tue, Sep 29 UTC+3

Offsets and daylight saving time

Standard offset
UTC+03:00
Rule
No daylight saving time: UTC+3 all year.

No clock changes are scheduled in the next three years.

Names

Generic name
Syowa Time
Long name
Syowa Time

In the tz database, Antarctica/Syowa is a link (alias) to Asia/Riyadh: the two always show the same time.

Use it in code

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

# Python
from zoneinfo import ZoneInfo
ZoneInfo('Antarctica/Syowa')

-- PostgreSQL
SELECT now() AT TIME ZONE 'Antarctica/Syowa';

Offset history since 1970

  • 1970–2026: UTC+3

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