Last change: 1977
Aug
28
1 hour Back
Aug 28, 1977, 2:00 am
Daylight Saving Time (DST) Not Observed in Year 2017
Guam observed Chamorro Standard Time (ChST) all year.
DST was not in use in 2017.
The previous DST change in Guam was on August 28, 1977.
Try selecting a different year below.
Daylight Saving Time History in Guam
- Guam has never observed Daylight Saving Time.
- See Worldwide DST Statistics