2015 Time Zones - Tucson
The graph above shows that there is no clock change in Tucson during 2015.
Time Changes in Tucson over the years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
|Year||Date & Time||Abbreviation||Time Change||Offset After|
|2010 — 2019||No changes, UTC -7 hours all of the period|
|* All times are local Tucson time.|
Data for years before 1970 not available for Tucson, but we have earlier time zone history for Phoenix available.