Live local time, MST clock, UTC offset, and time differences for Tucson, United States.
Tucson is situated in United States (North America) and observes the America/Phoenix (MST) time standard at UTC-7 from Coordinated Universal Time (UTC). Tucson maintains a constant UTC-7 offset year-round, without seasonal Daylight Saving Time transitions.
The live clock above reflects current civil time to the second, providing accurate local hours for travel planning, cross-border meeting coordination, and international communications.
Time zone data verified and last updated: September 12, 2026
Calculated time differences between Tucson (UTC-7) and major international business hubs, dynamically accounting for active Daylight Saving Time shifts.
| Financial Hub | Current Timezone | Tucson Status | Time at 12:00 PM in Tucson |
|---|---|---|---|
| New YorkUnited States | EST/EDT | Tucson is 3 hours behind | 3:00 PM |
| LondonUnited Kingdom | GMT/BST | Tucson is 8 hours behind | 8:00 PM |
| TokyoJapan | JST | Tucson is 16 hours behind | 4:00 AM |
| SydneyAustralia | AEST/AEDT | Tucson is 17 hours behind | 5:00 AM |
The live clock at the top of this page shows the exact current time in Tucson, United States, updated every second. Tucson is on MST (UTC-7 from UTC).
Tucson uses the America/Phoenix time zone (MST), which is UTC-7 from Coordinated Universal Time. This offset stays the same all year because Tucson does not observe Daylight Saving Time.
Tucson is currently 3 hours behind New York. When it is 9:00 AM in New York, it is 6:00 AM in Tucson. This accounts for any Daylight Saving Time in effect.
Tucson is currently 8 hours behind London. When it is 9:00 AM in London, it is 1:00 AM in Tucson. This accounts for any Daylight Saving Time in effect.
No. Tucson does not observe Daylight Saving Time, so its UTC-7 offset from UTC stays constant throughout the year.
Standard business hours in Tucson are 9:00 AM to 5:00 PM local time (MST). Use the timeline planner on this page to line up Tucson's working hours with your own time zone and find an overlap that suits both sides.
When booking travel to Tucson, remember to account for the local time difference—Tucson is UTC-7 from UTC. Adjust your watch upon arrival to adjust to local routines.
Tucson does not observe Daylight Saving Time, keeping international scheduling calculations consistent all year at UTC-7.