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- Type a city, a country or a zone such as “CET” or “Tokyo”.
Current local time in Tucson, United States
America/Phoenix
Observatory log
Tucson, observed
- 01Time zone
Mountain Standard Time
MST · UTC−7 · IANA
America/Phoenix- 02Daylight saving
Tucson does not observe daylight saving time.
Clocks stay on MST (UTC−7) all year. No change is scheduled in tzdata 2026e.
- 03Sun today
- Sunrise06:26Sunset17:52Day length11 h 25 minSolar noon12:09
MoonWaxing crescent, 17% lit
Golden hour06:11–07:00 · 17:19–18:07
- 04Working hours
Counted as 09:00–17:00 local; the weekend in United States is Saturday and Sunday.
- 05Best time to call
- 06Time zones in United States
- HonoluluHST
- AtkaHDT
- AnchorageAKDT
- JuneauAKDT
- MetlakatlaAKDT
- NomeAKDT
- KetchikanAKDT
- YakutatAKDT
- Los AngelesPDT
- PhoenixMST
- BoiseMDT
- DenverMDT
and 17 more zones.
- 07Also on this clock
- 08Coordinates
32.20° N, 110.89° W · Arizona
Differences
Tucson and the world
| City | Local time | Difference from TucsonDiff. |
|---|---|---|
 London | +8 h | |
 New York | +3 h | |
| Los Angeles | Same time | |
| Chicago | +2 h | |
 São Paulo | +4 h | |
 Paris | +9 h | |
 Dubai | +11 h | |
 Mumbai | +12 h 30 min | |
 Singapore | +15 h | |
 Hong Kong | +15 h | |
 Tokyo | +16 h |
More cities in United States
Questions
Asked about Tucson
What time zone is Tucson in?
Tucson uses Mountain Standard Time (MST), UTC−7. Its IANA time-zone ID is America/Phoenix.
Does Tucson use daylight saving time?
No. Tucson does not observe daylight saving time: the clocks stay on Mountain Standard Time (UTC−7) all year.
When does the sun rise and set in Tucson today?
Today in Tucson the sun rises at 06:26 and sets at 17:52, giving 11 h 25 min of daylight.