Flag for United Kingdom

Clock Changes in London, England, United Kingdom 1943

Next change:
Oct
27
1 hour Back

Oct 27, 2024, 2:00 am

Increase DST: Sunday, April 4, 1943 — 1 hour forward
Decrease DST: Sunday, August 15, 1943 — 1 hour backward
Location of LondonLocation

Apr 4

Forward 1 hour

Apr 4, 1943 - Daylight Saving Time Increased

Double DST – Clocks were turned ahead another hour when DST was already in force (2 hours ahead of standard time).
When local daylight time was about to reach
Sunday, April 4, 1943, 2:00:00 am clocks were turned forward 1 hour to
Sunday, April 4, 1943, 3:00:00 am local daylight time instead.

Sunrise and sunset were about 1 hour later on Apr 4, 1943 than the day before. There was more light in the evening.

Also called Spring Forward, Summer Time, and Daylight Savings Time.

Aug 15

Back 1 hour

Aug 15, 1943 - Daylight Saving Time Decreased

Double DST ended – Clocks were turned back from double DST (2 hours ahead of standard time) to DST (1 hour ahead of standard time).
When local daylight time was about to reach
Sunday, August 15, 1943, 3:00:00 am clocks were turned backward 1 hour to
Sunday, August 15, 1943, 2:00:00 am local daylight time instead.

Sunrise and sunset were about 1 hour earlier on Aug 15, 1943 than the day before. There was more light in the morning.

Also called Spring Forward, Summer Time, and Daylight Savings Time.

Other years: 1940 | 1941 | 1942 | 1943 | 1944 | 1945 | 1946

Daylight Saving Time in Other Years

DST changes do not necessarily occur on the same date every year.

YearDST Start (Clock Forward)DST End (Clock Backward)
1925Sunday, April 19, 2:00 amSunday, October 4, 3:00 am
1926Sunday, April 18, 2:00 amSunday, October 3, 3:00 am
1927Sunday, April 10, 2:00 amSunday, October 2, 3:00 am
1928Sunday, April 22, 2:00 amSunday, October 7, 3:00 am
1929Sunday, April 21, 2:00 amSunday, October 6, 3:00 am
1930Sunday, April 13, 2:00 amSunday, October 5, 3:00 am
1931Sunday, April 19, 2:00 amSunday, October 4, 3:00 am
1932Sunday, April 17, 2:00 amSunday, October 2, 3:00 am
1933Sunday, April 9, 2:00 amSunday, October 8, 3:00 am
1934Sunday, April 22, 2:00 amSunday, October 7, 3:00 am
1935Sunday, April 14, 2:00 amSunday, October 6, 3:00 am
1936Sunday, April 19, 2:00 amSunday, October 4, 3:00 am
1937Sunday, April 18, 2:00 amSunday, October 3, 3:00 am
1938Sunday, April 10, 2:00 amSunday, October 2, 3:00 am
1939Sunday, April 16, 2:00 amSunday, November 19, 3:00 am
1940Sunday, February 25, 2:00 amNo DST End
* 1941Sunday, May 4, 2:00 amNo DST End
* 1942Sunday, April 5, 2:00 amNo DST End
* 1943Sunday, April 4, 2:00 amNo DST End
* 1944Sunday, April 2, 2:00 amNo DST End
* 1945Monday, April 2, 2:00 amSunday, October 7, 3:00 am
1946Sunday, April 14, 2:00 amSunday, October 6, 3:00 am
* 1947Sunday, March 16, 2:00 amSunday, November 2, 3:00 am
1948Sunday, March 14, 2:00 amSunday, October 31, 3:00 am
1949Sunday, April 3, 2:00 amSunday, October 30, 3:00 am
All times are local for London.
* All or part of this period was on double DST.

Detailed time zone and clock changes in London

Daylight Saving Time Info

Need some help?