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America/Hermosillo

America/Hermosillo is the IANA time zone for Sonora in Mexico.

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
Mexican Pacific Standard Time
Abbreviation
MST
Long name
Mexican Pacific Standard Time

Use it in code

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

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

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

Cities in America/Hermosillo

Also in this zone: Ciudad Obregón, Nogales, San Luis Río Colorado, Heroica Guaymas, Navojoa.

Offset history since 1970

  • 1970–1995: UTC−7
  • 1996–1998: UTC−7 and UTC−6 each year
  • 1999–2026: UTC−7

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