Daylight Saving Time, Definition, History, & Facts

Daylight Saving Time, system for uniformly advancing clocks, so as to extend daylight hours during conventional waking time in the summer months. In countries in the Northern Hemisphere, clocks are usually set ahead one hour in late March or in April and are set back one hour in late September or in October.

Daylight saving time, facts and information

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What is the history of daylight saving time?

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Daylight Saving Time: Daylight Saving Time History Facts and More

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