Oct 25, 1998, 2:00 am
|No further time changes in 2020 in Tucson|
Daylight Saving Time (DST) Not Observed in Year 2020
Tucson currently observes Mountain Standard Time (MST) all year.
DST is no longer in use.
Clocks do not change in Tucson, Mexico.
The previous DST change in Tucson was on October 25, 1998.
Try selecting a different year below.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
|Year||DST Start (Clock Forward)||DST End (Clock Backward)|
|2020 — 2029||DST not observed|
|All times are local for Tucson. Current year is highlighted.|
Data for the years before 1970 is not available for Tucson, however, we have earlier time zone history for Hermosillo available.