When local standard time is about to reach Midnight between Sunday, December 31, 1989 and Monday, January 1, 1990 clocks are turned forward 1 hour to Monday, January 1, 1990 at 1:00:00 AM local daylight time instead
Seconds before and after the change:
Local time
DST?
UTC offset
Zone name
Sunday, December 31, 1989 at 11:59:57 PM
No
-5 hours
PET
Sunday, December 31, 1989 at 11:59:58 PM
No
-5 hours
PET
Sunday, December 31, 1989 at 11:59:59 PM
No
-5 hours
PET
Monday, January 1, 1990 at 1:00:00 AM
1 hour
-4 hours
PEST
Monday, January 1, 1990 at 1:00:01 AM
1 hour
-4 hours
PEST
Monday, January 1, 1990 at 1:00:02 AM
1 hour
-4 hours
PEST
Daylight Saving Time ended
When local daylight time is about to reach Midnight between Saturday, March 31, 1990 and Sunday, April 1, 1990 clocks are turned backward 1 hour to Saturday, March 31, 1990 at 11:00:00 PM local standard time instead
