Daylight saving time (DST) or summer time (see “Terminology”) is the practice of advancing clocks during summer months by one hour so that light extends into the evening hours—sacrificing normal sunrise times. Typically, users of DST adjust clocks forward one…

Daylight saving time (DST) or summer time (see Terminology) is the practice of advancing clocks during the lighter months so that evenings have more apparent daylight and mornings have less. Typically clocks are adjusted forward one hour near the start…

Daylight saving time in the United States is the practice of setting the clock forward by one hour during the warmer part of the year, so that evenings have more daylight and mornings have less. Most areas of the United…

Daylight saving time (DST)—also summer time in several countries in British English, and European official terminology (see Terminology)—is the practice of advancing clocks so that evenings have more daylight and mornings have less. Typically clocks are adjusted forward one hour…