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America/Whitehorse

America/Whitehorse is the IANA time zone for MST – Yukon (east) in Canada.

UTC−07:00

Mon, Sep 28 UTC−7 MST

Offsets and daylight saving time

Standard offset
UTC−07:00
Rule
No daylight saving time: UTC−7 all year.

No clock changes are scheduled in the next three years.

Names

Generic name
Yukon Time
Abbreviation
MST
Long name
Yukon Time
Aliases
Canada/Yukon (old ids that resolve to America/Whitehorse)

Use it in code

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

# Python
from zoneinfo import ZoneInfo
ZoneInfo('America/Whitehorse')

-- PostgreSQL
SELECT now() AT TIME ZONE 'America/Whitehorse';

Cities in America/Whitehorse

Offset history since 1970

  • 1970–1979: UTC−8
  • 1980–2020: UTC−8 and UTC−7 each year
  • 2021–2026: UTC−7

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