Last change: 1945
Sep
30
1 hour Back
Sep 30, 1945, 2:00 am
May 3
Forward 1 hour
May 3, 1942 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, May 3, 1942, 12:00:00 midnight clocks were turned forward 1 hour to
Sunday, May 3, 1942, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on May 3, 1942 than the day before. There was more light in the evening.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Daylight Saving Time History in Puerto Rico
- Puerto Rico last observed Daylight Saving Time in 1945.
- Puerto Rico has observed DST for 4 years between 1942 and 1945.
- See Worldwide DST Statistics