Forward 1 hour
Jan 19, 1991 - Daylight Saving Time Started
When local standard time was about to reach
Saturday, January 19, 1991, 12:00:00 midnight clocks were turned forward 1 hour to
Saturday, January 19, 1991, 1:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Jan 19, 1991 than the day before. There was more light in the evening.
Back 1 hour
Jul 1, 1991 - Daylight Saving Time Ended
When local daylight time was about to reach
Monday, July 1, 1991, 12:00:00 midnight clocks were turned backward 1 hour to
Sunday, June 30, 1991, 11:00:00 pm local standard time instead.
Sunrise and sunset were about 1 hour earlier on Jul 1, 1991 than the day before. There was more light in the morning.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
|Year||DST Start (Clock Forward)||DST End (Clock Backward)|
|1990||DST not observed|
|* 1991||Saturday, January 19, 12:00 midnight||Monday, July 1, 12:00 midnight|
|* 1992||Saturday, January 18, 12:00 midnight||Sunday, March 15, 12:00 midnight|
|1993 — 1999||DST not observed|
|All times are local for Alajuela.|
*Some or part of this period was on double DST.
Data for the years before 1970 is not available for Alajuela, however, we have earlier time zone history for San Jose available.