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The Uniform Time Act of 1966 established a uniform set of rules for states opting to observe daylight saving time. [1] In the U.S., daylight saving time starts on the second Sunday in March and ends on the first Sunday in November, with the time changes taking place at 2:00 a.m. local time. With a mnemonic word play referring to seasons, clocks ...
Daylight saving time. Daylight saving time (DST), also referred to as daylight saving (s), daylight savings time, daylight time (United States and Canada), or summer time (United Kingdom, European Union, and others), is the practice of advancing clocks to make better use of the longer daylight available during summer so that darkness falls at a ...
Daylight saving time by country. Daylight saving time (DST), also known as summer time, is the practice of advancing clocks during part of the year, typically by one hour around spring and summer, so that daylight ends at a later time of the day. As of 2024, DST is observed in most of Europe, most of North America and parts of Africa and Asia ...
The change of the seasons means another major transition is coming: The clocks will change for the end of daylight saving time at 2 a.m. on Nov. 6, giving us an extra hour in our day.
Daylight saving time is an annual period when the United States and other countries change the clocks to make daylight last longer. In March, the clocks "spring forward" an hour, and in November ...
When does daylight saving time end? When to change clocks in fall 2024 In 2024, daylight saving time ends at 2 a.m. Sunday, Nov. 3.
The standard time system was not immediately embraced by all. Standard time in time zones was established in U.S. law in the Standard Time Act on March 19, 1918, at which time daylight saving time was also instituted. Use of standard time gradually increased because of its obvious practical advantages for communication and travel.
Here are things to know about daylight saving time, the origin of “spring forward, fall back” and when and why we change the clocks twice a year — like clockwork.