Time zones currently being used in Guam
Guam is currently using 1 time zone , ChST
| Offset | Time Zone | Example City | Current Time |
| UTC +10:00 | ChST | Tamuning | 08:19 Sat, 2025-09-27 |
Geographic Location of Guam
Guam is currently using 1 time zone , ChST
| Offset | Time Zone | Example City | Current Time |
| UTC +10:00 | ChST | Tamuning | 08:19 Sat, 2025-09-27 |