Daylight saving time (DST) or summer time is the practice of advancing clocks during summer months by <answer>one hour</answer> so that in the evening daylight is experienced an hour longer, while sacrificing normal sunrise times. Typically, regions with summer time adjust clocks forward <answer>one hour</answer> close to the start of spring and adjust them backward in the autumn to standard time.
What period of time do we set our clocks forward in DST?
one hour