What time zone is Idaho in?

Idaho is primarily in the Mountain Daylight Time zone (MDT), currently UTC−06:00. Northern Idaho (around Coeur d’Alene) observes Pacific Time.

Does Idaho observe daylight saving time?

Yes. In 2026, clocks go forward around March 8 and back around November 1.

What is the largest city in Idaho?

Boise is the most populous city in Idaho.

§ 01United States · MDT

Time in Idaho

Idaho runs on Mountain Daylight Time (MDT), currently UTC−06:00. Its largest city is Boise. Northern Idaho (around Coeur d’Alene) observes Pacific Time.

§ 02Time zone & daylight saving

Time zone: Mountain Daylight Time (MDT)
UTC offset: UTC−06:00
Largest city: Boise
Daylight saving (2026): Yes. In 2026, clocks go forward around March 8 and back around November 1.

§ 03Time difference

New York−2 h

Chicago−1 h

Denversame

Los Angeles+1 h

London−7 h

Tokyo−15 h

Hours are Idaho’s current offset relative to each city, daylight saving included.

§ 05Frequently asked

What time zone is Idaho in?: Idaho is primarily in the Mountain Daylight Time zone (MDT), currently UTC−06:00. Northern Idaho (around Coeur d’Alene) observes Pacific Time.
Does Idaho observe daylight saving time?: Yes. In 2026, clocks go forward around March 8 and back around November 1.
What is the largest city in Idaho?: Boise is the most populous city in Idaho.

See all US states or the world clock.