Oct 29, 1967, 2:00 am
| Start DST: | Sunday, February 25, 1940 — 1 hour forward |
|---|---|
| End DST: | Sunday, November 3, 1940 — 1 hour backward |
Feb 25
Forward 1 hour
Feb 25, 1940 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, February 25, 1940, 2:00:00 am clocks were turned forward 1 hour to
Sunday, February 25, 1940, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Feb 25, 1940 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.
Nov 3
Back 1 hour
Nov 3, 1940 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, November 3, 1940, 2:00:00 am clocks were turned backward 1 hour to
Sunday, November 3, 1940, 1:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Nov 3, 1940 than the day before. There was more light in the morning and less light in the evening.
Also called Fall Back and Winter Time.
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) |
|---|---|---|
| 1925 — 1938 | DST not observed | |
| 1939 | Saturday, April 29, 11:00 pm | Sunday, October 29, 2:00 am |
| 1940 | Sunday, February 25, 2:00 am | Sunday, November 3, 2:00 am |
| 1941 | Sunday, March 2, 1:00 am | Sunday, November 2, 2:00 am |
| 1942 | Sunday, March 8, 1:00 am | Sunday, October 25, 2:00 am |
| 1943 | Sunday, March 7, 1:00 am | Sunday, October 24, 2:00 am |
| 1944 | Sunday, March 5, 1:00 am | Sunday, October 22, 2:00 am |
| 1945 | Sunday, March 4, 1:00 am | Sunday, October 28, 2:00 am |
| 1946 | Sunday, March 3, 1:00 am | Sunday, October 27, 2:00 am |
| 1947 | Sunday, April 6, 1:00 am | Sunday, October 26, 2:00 am |
| 1948 | Sunday, April 4, 1:00 am | Sunday, October 24, 2:00 am |
| 1949 | Sunday, April 3, 1:00 am | Sunday, October 30, 2:00 am |
| All times are local for Reykjavik. | ||