§ 01United States · MST
Time in Arizona
Arizona runs on Mountain Standard Time (MST), currently UTC−07:00. Its largest city is Phoenix. Most of Arizona does not observe daylight saving time; the Navajo Nation in the northeast does.
§ 02Time zone & daylight saving
- Time zone
- Mountain Standard Time (MST)
- UTC offset
- UTC−07:00
- Largest city
- Phoenix
- Daylight saving (2026)
- Arizona does not observe daylight saving time and stays on MST (UTC−07:00) all year.
§ 03Time difference
New York−3 h
Chicago−2 h
Denver−1 h
Los Angelessame
London−8 h
Tokyo−16 h
Hours are Arizona’s current offset relative to each city, daylight saving included.
§ 04Cities in Arizona
§ 05Frequently asked
- What time zone is Arizona in?
- Arizona is primarily in the Mountain Standard Time zone (MST), currently UTC−07:00. Most of Arizona does not observe daylight saving time; the Navajo Nation in the northeast does.
- Does Arizona observe daylight saving time?
- Arizona does not observe daylight saving time and stays on MST (UTC−07:00) all year.
- What is the largest city in Arizona?
- Phoenix is the most populous city in Arizona.
See all US states or the world clock.