Guam time now, live flip clock
Synchronizing time
Guam keeps Chamorro Time (ChST), UTC+10. Its civil-time offset does not change during the year. The live clock is synchronized with Digital Clock Online’s server after the page loads.
Time in Guam at a glance
- Time zone
- Chamorro Time (ChST)
- Standard time
- ChST, UTC+10
- Daylight saving time
- Not observed
- Used in
- Guam, the Northern Mariana Islands
Time zone names for developers
IANA time zone identifier: Pacific/Guam
Places on Chamorro Time
Chamorro Time covers Dededo Village, Yigo Village, Tamuning-Tumon-Harmon Village and Tamuning. Used in Guam, the Northern Mariana Islands.
How many hours ahead or behind Guam
On 12 October 2026, London is 9 hours behind Guam.
| City | Difference from Guam |
|---|---|
| London | 9 hours behind |
| New York | 14 hours behind |
| Los Angeles | 17 hours behind |
| Dubai | 6 hours behind |
| Singapore | 2 hours behind |
| Tokyo | 1 hour behind |
| Sydney | 1 hour ahead |
| Your time zone | Detected after this page loads |
Places on the same standard time as Guam
These places keep the same standard time as Guam, UTC+10. Where one of them changes clocks, they can be an hour apart for part of the year.