Start Of Dst 2025. Daylight saving time 2025 starts on sunday, march 10, 2025 (in 9 days) and ends on sunday, november 3rd 2025 (in 246 days). Clocks will advance by one hour. Windows 10 and windows 11.
Federal law still prohibits states from enacting permanent. Canada starts daylight saving time (dst) on sunday, march 10, 2025.