Last change: 1998
Oct
25
1 hour Back
Oct 25, 1998, 2:00 am
Daylight Saving Time (DST) Not Observed in Year 2025
Sonora currently observes Mountain Standard Time (MST) all year.
DST is no longer in use.
Clocks do not change in Sonora.
The previous DST change in Sonora was on October 25, 1998.
Try selecting a different year below.
Daylight Saving Time History in Sonora
- Sonora has never observed Daylight Saving Time.
- See Worldwide DST Statistics