When Does Daylight Saving Time Begin In 2025. Presently, 40% of countries worldwide have daylight saving time with an aim of better utilization of daylight and conserving energy. Daylight saving time in 2025 is on sunday, the 9th of march (9/3/2025).
On saturday night, clocks are set forward 1 hour (i.e., losing one hour) to โspring forward.โ sunrise and sunset will be about 1 hour later on march 9,. Daylight saving time is set to begin on sunday, march 9, 2025.