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Phoenix Arizona Time Now

MST Year-RoundNo DSTSeasonal Offsets10 cities

Time Zone

MST

No DST

America/Phoenix (UTC-7)

Quick Answer

Phoenix uses MST (UTC-7) year-round — NO daylight saving time.

Same as Denver in winter, same as LA in summer. Phoenix never changes its clocks.

Phoenix Arizona Time Zone Guide

Phoenix, Arizona operates on Mountain Standard Time (MST, UTC-7) year-round. Unlike most US cities, Phoenix does NOT observe Daylight Saving Time — the clocks never change. This means the time difference between Phoenix and other cities shifts seasonally.

Seasonal Alignment

  • Winter (Nov–Mar): Phoenix = Denver (both MST). Phoenix is 1h ahead of LA (PST).
  • Summer (Mar–Nov): Phoenix is 1h behind Denver (MDT). Phoenix = LA (PDT).

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