Last change: 1977
Aug
28
1 hour Back
Aug 28, 1977, 2:00 am
| No further time changes in 2025 in War in the Pacific National Historical Park - Piti Guns Unit |
Daylight Saving Time (DST) Not Observed in Year 2025
Guam currently observes Chamorro Standard Time (ChST) all year.
DST is no longer in use.
Clocks do not change in War in the Pacific National Historical Park - Piti Guns Unit, Guam.
The previous DST change in War in the Pacific National Historical Park - Piti Guns Unit, Guam was on August 28, 1977.
Try selecting a different year below.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
| Year | DST Start (Clock Forward) | DST End (Clock Backward) |
|---|---|---|
| 2020 — 2029 | DST not observed | |
| All times are local for War in the Pacific National Historical Park - Piti Guns Unit. Current year is highlighted. | ||
Data for the years before 1970 is not available for War in the Pacific National Historical Park - Piti Guns Unit, however, we have earlier time zone history for Hagåtña available.
Detailed time zone and clock changes in War in the Pacific National Historical Park - Piti Guns Unit