Time Difference Between Arizona Time and United States
As of 31 August 2026, United States is 3 hours ahead of Arizona Time. That number is not constant. Over the course of a year, because of daylight saving changes, New York, United States ranges from 2 hours ahead to 3 hours ahead relative to Arizona Time, United States. The calculator below is always up to date.
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Arizona Time, United States
15:34
Mon, Aug 31, 2026
UTC-7 · MST · America/Phoenix
New York, United States
+3h18:34
Mon, Aug 31, 2026
UTC-4 · EDT · America/New_York
United States is 3 hours ahead of Arizona Time.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Arizona Time | Monday, August 31, 2026 | MSTAmerica/Phoenix | UTC-7 | Not observed |
| United States | Monday, August 31, 2026 | EDTAmerica/New_York | UTC-4 | Active now |
Arizona Time: Most of Arizona does not observe daylight saving time, so it stays at UTC-7 all year — the same clock as Mountain Standard Time in winter, but 1 hour behind Mountain Time in summer. The Navajo Nation in Arizona is the exception and does observe it.
United States: The United States spans six main time zones. This page uses Eastern Time; Pacific Time is 3 hours behind it.
Hour by hour: Arizona Time to United States
Every hour of today in Arizona Time and what it is in United States. Highlighted rows fall inside United States working hours (09:00–18:00).
| Arizona Time | United States |
|---|---|
| 00:00 | 03:00 |
| 01:00 | 04:00 |
| 02:00 | 05:00 |
| 03:00 | 06:00 |
| 04:00 | 07:00 |
| 05:00 | 08:00 |
| 06:00 | 09:00 |
| 07:00 | 10:00 |
| 08:00 | 11:00 |
| 09:00 | 12:00 |
| 10:00 | 13:00 |
| 11:00 | 14:00 |
| Arizona Time | United States |
|---|---|
| 12:00 | 15:00 |
| 13:00 | 16:00 |
| 14:00 | 17:00 |
| 15:00 | 18:00 |
| 16:00 | 19:00 |
| 17:00 | 20:00 |
| 18:00 | 21:00 |
| 19:00 | 22:00 |
| 20:00 | 23:00 |
| 21:00 | 00:00next day |
| 22:00 | 01:00next day |
| 23:00 | 02:00next day |
Best time to call or meet
Overlapping working hours
09:00–15:00 in Arizona Time (12:00–18:00 in United States)
Both places are inside 09:00–18:00 for 6 hours a day. Anything in this window works without asking anyone to stay late.
Reasonable calling hours
08:00–18:00 in Arizona Time (11:00–21:00 in United States)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
United States puts its clocks back on Sunday, November 1, 2026
The local offset moves from UTC-4 to UTC-5. After that date, United States is 2 hours ahead of Arizona Time — instead of 3 hours ahead, as it is today.
Planning something with more than two places?
Adding a third city usually kills the obvious answer. The Meeting Time Finder takes up to five cities at once and shows only the hours that work for everybody.
Arizona Time and United States: common questions
What is the time difference between Arizona Time and United States?
As of 31 August 2026, United States is 3 hours ahead of Arizona Time. The gap is not fixed: across the year, United States ranges from 2 hours ahead to 3 hours ahead relative to Arizona Time, as clocks change. The calculator on this page always shows the difference for right now.
When it is 9:00 AM in Arizona Time, what time is it in United States?
It is 12:00 PM in New York, United States. Use the time field in the calculator above to check any other hour.
Is United States ahead of or behind Arizona Time?
United States is ahead of Arizona Time by 3 hours at the moment. In practical terms, the working day in United States starts and ends earlier in Arizona Time terms.
Do Arizona Time and United States observe daylight saving time?
United States changes its clocks twice a year; Arizona Time does not. The difference therefore shifts by an hour when United States switches: across the year, United States ranges from 2 hours ahead to 3 hours ahead relative to Arizona Time.
What is the best time to call United States from Arizona Time?
Working hours overlap between 09:00 and 15:00 Arizona Time time, which is 12:00 to 18:00 in United States. Calls inside that window reach both sides during the normal working day.
Related comparisons
Local dates shown for Arizona Time, United States (UTC-7) and New York, United States (UTC-4) were generated on Monday, August 31, 2026 UTC and refresh in your browser.