| Unincorp. Org. Territory: | Guam |
|---|---|
| Long Name: | Territory of Guam |
| Country: | USA |
| Abbreviations: | GU, GUM |
| Time Zones: | 1 |
| Dial Code: | +1 |
Time Zone Currently Being Used in Guam
| Offset | Time Zone Abbreviation & Name | Example City | Current Time | |
|---|---|---|---|---|
| UTC +10 | ChST | Chamorro Standard Time | Hagåtña | Mon, 2:59:32 pm |
Guam observes Chamorro Standard Time all year. There are no Daylight Saving Time clock changes.
Guam
2:5932pm
Monday, December 8, 2025