Daylight Saving 2025 Start
Daylight Saving 2025 Start. What is daylight saving time? The period when the clocks are 1 hour ahead is called british summer time (bst).
Californians will have to set their clocks back one hour on that day. Daylight saving starts each year at 2am on the last sunday in september, and ends at 3am on the first sunday in april.