When does it end?ĭaylight saving time ends this year at 2 a.m. "Daylight saving time" is correct "daylight savings time" is incorrect. Is it daylight saving or daylight savings? It's also called "summer time" in some countries. But at least 70 other countries observe a daylight saving time shift. Perennially hot Arizona opted out because an extra hour of sunlight would mean higher energy costs and more strain on power grids for necessities like air conditioning.
For Hawaii, its tropical latitude means the state sees little difference between summer and winter daylight. Hawaii and Arizona don't use daylight saving time. We revert to "standard time" in the fall by turning clocks back one hour. But the idea is we move clocks forward one hour in the spring because of the longer periods of daylight in the middle of the year, which presumably allow us to use less indoor lighting. For those hoping to sleep in, it means losing an hour, but it also means we can count on more hours of daylight. We've got answers to some frequently asked questions: But what's the point of daylight saving time? New Zealand and parts of Australia are the only countries in Oceania that currently put their clocks forwards and backwards.It's time to spring forward for daylight saving time again! We're turning our clocks forward by one hour at 2 a.m. North America and most of Canada on the second Sunday in March and the first Sunday in November.Įgypt, Namibia and Tunisia are the only African countries who observe daylight saving. When do other countries change their clocks?Įuropean Union - Most countries change their clocks on the last Sundays of March and October. After campaigning for years the British Government finally adopted the system a year after Willett's death. Willett had noticed that the summer mornings light was wasted while people slept, and that the time would be better utilised in the afternoon by putting the clocks forward. William Willett first proposed the idea of British Summer Time in 1907 in a pamphlet entitled ' The Waste of Daylight'. It's all to do with saving the hours of daylight, and was started by a man called William Willett, a London builder, who lived in Petts Wood in Kent (near our school). We've been changing our clocks forwards and backwards in the UK since 1916. Summer time is from the last Sunday in March until the last Sunday in October. When is the UK on British Summer Time (BST)?Īt 1 am (01:00) GMT on the last Sunday in March we move our clocks forward by one hour for the start of British Summer Time.
(We move our clocks back one hour from 2am to 1am) When is the UK on Greenwich Mean Time (GMT)?Īt 2 am (01:00) GMT on the last Sunday in October, clocks move back by one hour for the end of British Summer Time. In the Spring (March) we are already on GMT so change the clocks at 01:00 In the Autumn (October), as we are on BST (British Summer Time) before the clocks change, we change the clocks at 02:00. The clocks are always changed at 01:00 GMT ( 02:00 BST).
**As the UK will be on BST (British Summer Time), we will change our clocks at 2 am on Sunday 31 October.Ģ013: the Sundays of 31 March and 27 OctoberĢ014: the Sundays of 30 March and 26 OctoberĢ015: the Sundays of 29 March and 25 OctoberĢ016: the Sundays of 27 March and 30 October We put our clocks back one hour and adhere to Greenwich Mean Time (GMT). We add an hour and go onto what is called British Summer Time (BST). In the UK, we all change our clocks and watches by one hour, twice a year. British life and culture - England, Scotland and Wales