Time Difference Between Arizona Time and Singapore
As of 31 August 2026, Singapore is 15 hours ahead of Arizona Time. This difference is fixed: neither zone shifts its clocks against the other, so it holds all year.
Tap either box to search any country or city.
Arizona Time, United States
15:34
Mon, Aug 31, 2026
UTC-7 · MST · America/Phoenix
Singapore
+15h06:34
Tue, Sep 1, 2026
UTC+8 · Asia/Singapore
Singapore is 15 hours ahead of Arizona Time.
When it is 15:34 in Arizona Time, it is already the next day in Singapore.
Time zone details
| Place | Local date | Time zone | UTC offset | Summer time |
|---|---|---|---|---|
| Arizona Time | Monday, August 31, 2026 | MSTAmerica/Phoenix | UTC-7 | Not observed |
| Singapore | Tuesday, September 1, 2026 | Asia/Singapore | UTC+8 | Not observed |
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.
Hour by hour: Arizona Time to Singapore
Every hour of today in Arizona Time and what it is in Singapore. Highlighted rows fall inside Singapore working hours (09:00–18:00).
| Arizona Time | Singapore |
|---|---|
| 00:00 | 15:00 |
| 01:00 | 16:00 |
| 02:00 | 17:00 |
| 03:00 | 18:00 |
| 04:00 | 19:00 |
| 05:00 | 20:00 |
| 06:00 | 21:00 |
| 07:00 | 22:00 |
| 08:00 | 23:00 |
| 09:00 | 00:00next day |
| 10:00 | 01:00next day |
| 11:00 | 02:00next day |
| Arizona Time | Singapore |
|---|---|
| 12:00 | 03:00next day |
| 13:00 | 04:00next day |
| 14:00 | 05:00next day |
| 15:00 | 06:00next day |
| 16:00 | 07:00next day |
| 17:00 | 08:00next day |
| 18:00 | 09:00next day |
| 19:00 | 10:00next day |
| 20:00 | 11:00next day |
| 21:00 | 12:00next day |
| 22:00 | 13:00next day |
| 23:00 | 14:00next day |
Best time to call or meet
Overlapping working hours
No overlap
Standard working hours in Arizona Time and Singapore never overlap. Someone has to start early or finish late — the calling window below is the practical compromise.
Reasonable calling hours
17:00–21:00 in Arizona Time (08:00–12:00 in Singapore)
Both people are awake and available between 08:00 and 21:00 local time during this window.
When this difference changes
Neither Arizona Time nor Singapore changes its clocks, so the difference of 15 hours stays the same all year.
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 Singapore: common questions
What is the time difference between Arizona Time and Singapore?
Singapore is 15 hours ahead of Arizona Time, and this does not change during the year because the difference between these two zones is fixed.
When it is 9:00 AM in Arizona Time, what time is it in Singapore?
It is 12:00 AM in Singapore. Use the time field in the calculator above to check any other hour.
Is Singapore ahead of or behind Arizona Time?
Singapore is ahead of Arizona Time by 15 hours at the moment. In practical terms, the working day in Singapore starts and ends earlier in Arizona Time terms.
Do Arizona Time and Singapore observe daylight saving time?
Neither Arizona Time nor Singapore observes daylight saving time, so the difference stays at 15 hours all year.
What is the best time to call Singapore from Arizona Time?
Standard working hours in Arizona Time and Singapore do not overlap at all, so one side has to take the call outside office hours. Early morning in Arizona Time or late evening is usually the least disruptive option.
Related comparisons
Local dates shown for Arizona Time, United States (UTC-7) and Singapore (UTC+8) were generated on Monday, August 31, 2026 UTC and refresh in your browser.