Timezone details
- Identifier
- Abbreviation
- —
- Transitioned
- May 30, 2021 at 06:00 PM
America • Hermosillo
MexicoCurrent local time
21:14:14
Saturday, May 30, 2026
UTC offset
UTC-07:00
Hermosillo does not observe daylight saving time. Clocks stay on UTC-07:00 all year long.
Mexican Pacific Standard Time (MST)
Mexican Pacific Standard Time (MST) covers a stable stretch of western Mexico, including Hermosillo and Mazatlan, on a steady clock all year with no daylight saving changes to worry about.
It is used in parts of western Mexico, including the representative zones like Hermosillo and Mazatlan, which stay on this offset year-round.
No, this region does not observe daylight saving time, so clocks stay the same in summer and winter.
The offset remains UTC−07:00 and is abbreviated as MST, with no daylight saving shift applied at the moment.
The clocks in this region adopted the current local time around late May 2021 and have kept it steady since then.
No; even though the abbreviation MST is shared with other regions elsewhere, Mexican Pacific Standard Time has its own local history and rules.
It offers a predictable schedule all year, with no mid-year clock changes to confuse cross-region meetings or flight times.
Mexico is the main country where this time scheme is used, especially in its western Pacific-influenced regions.
There are no scheduled future transitions for this region, so the clocks are expected to stay on the same offset.