Mar 8, 2026, 2:00 am
| Start DST: | Sunday, May 18, 1947 — 1 hour forward |
|---|---|
| End DST: | Sunday, September 14, 1947 — 1 hour backward |
May 18
Forward 1 hour
May 18, 1947 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, May 18, 1947, 2:00:00 am clocks were turned forward 1 hour to
Sunday, May 18, 1947, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on May 18, 1947 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.
Sep 14
Back 1 hour
Sep 14, 1947 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, September 14, 1947, 2:00:00 am clocks were turned backward 1 hour to
Sunday, September 14, 1947, 1:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Sep 14, 1947 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 — 1941 | DST not observed | |
| 1942 | Sunday, January 11, 2:00 am | Sunday, October 18, 2:00 am |
| 1943 | Sunday, March 21, 2:00 am | Sunday, October 31, 2:00 am |
| 1944 | Sunday, March 12, 2:00 am | Sunday, November 5, 2:00 am |
| 1945 | Sunday, March 11, 2:00 am | Sunday, November 4, 2:00 am |
| 1946 | DST not observed | |
| 1947 | Sunday, May 18, 2:00 am | Sunday, September 14, 2:00 am |
| 1948 | Sunday, May 23, 2:00 am | Sunday, September 5, 2:00 am |
| 1949 | Sunday, May 22, 2:00 am | Sunday, September 4, 2:00 am |
| All times are local for Hamilton. | ||