Last change: 1977
Aug
28
1 hour Back
Aug 28, 1977, 2:00 am
Dec 16
Forward 1 hour
Dec 16, 1973 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, December 16, 1973, 2:00:00 am clocks were turned forward 1 hour to
Sunday, December 16, 1973, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Dec 16, 1973 than the day before. There was more light in the evening and less light in the morning.
Also called Spring Forward, Summer Time, and Daylight Savings 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