Phoenix is 1 hour behind Calgary all year. Updated for the 2026 time zone changes and current daylight saving rules.
| Starting | Phoenix is | Calgary / Phoenix |
|---|---|---|
| Nov 1, 2026 | 1 hour behind | UTC−6 / UTC−7 |
Alberta Time. UTC−6 all year. Alberta stopped changing its clocks on Nov 1, 2026.
Mountain Standard Time. UTC−7 all year. Arizona doesn't use daylight saving time.
A 9-to-5 workday overlaps for 7 hours: 10:00 AM to 5:00 PM in Calgary, which is 9:00 AM to 4:00 PM in Phoenix.
Arizona doesn't use daylight saving time, so Phoenix stays at UTC−7 all year. It matches Los Angeles in summer and Denver in winter.
Phoenix is 1 hour behind Calgary all year.
Calgary uses Alberta Time: UTC−6 all year. Alberta stopped changing its clocks on Nov 1, 2026. Phoenix uses Mountain Standard Time: UTC−7 all year. Arizona doesn't use daylight saving time.
A 9-to-5 workday overlaps for 7 hours: 10:00 AM to 5:00 PM in Calgary, which is 9:00 AM to 4:00 PM in Phoenix.
Arizona doesn't use daylight saving time, so Phoenix stays at UTC−7 all year. It matches Los Angeles in summer and Denver in winter.