Last change: 1977
Aug
28
1 hour Back
Aug 28, 1977, 2:00 am
Apr 25
Forward 1 hour
Apr 25, 1971 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, April 25, 1971, 2:00:00 am clocks were turned forward 1 hour to
Sunday, April 25, 1971, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Apr 25, 1971 than the day before. There was more light in the evening.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Sep 5
Back 1 hour
Sep 5, 1971 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, September 5, 1971, 2:00:00 am clocks were turned backward 1 hour to
Sunday, September 5, 1971, 1:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Sep 5, 1971 than the day before. There was more light in the morning.
Also called Fall Back and Winter Time.
Daylight Saving Time History in Guam
- Guam last observed Daylight Saving Time in 1977.
- Guam has observed DST for 12 years between 1959 and 1977.
- See Worldwide DST Statistics