2025年2月23日 (日), 3時00分
3月26日 (日)
Forward 1 hour
2017年3月26日 (日) - Daylight Saving Time Started
When local standard time was about to reach
2017年3月26日日曜日, 2時00分00秒 clocks were turned forward 1 hour to
2017年3月26日日曜日, 3時00分00秒 local daylight time instead.
Sunrise and sunset were about 1 hour later on 2017年3月26日 (日) than the day before. There was more light in the evening and less light in the morning.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
5月21日 (日)
Back 1 hour
2017年5月21日 (日) - Daylight Saving Time Ended
When local daylight time was about to reach
2017年5月21日日曜日, 3時00分00秒 clocks were turned backward 1 hour to
2017年5月21日日曜日, 2時00分00秒 local standard time instead.
Sunrise and sunset were about 1 hour earlier on 2017年5月21日 (日) than the day before. There was more light in the morning and less light in the evening.
Also called Fall Back and Winter Time.
7月2日 (日)
Forward 1 hour
2017年7月2日 (日) - Daylight Saving Time Started
When local standard time was about to reach
2017年7月2日日曜日, 2時00分00秒 clocks were turned forward 1 hour to
2017年7月2日日曜日, 3時00分00秒 local daylight time instead.
Sunrise and sunset were about 1 hour later on 2017年7月2日 (日) than the day before. There was more light in the evening and less light in the morning.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
10月29日 (日)
Back 1 hour
2017年10月29日 (日) - Daylight Saving Time Ended
When local daylight time was about to reach
2017年10月29日日曜日, 3時00分00秒 clocks were turned backward 1 hour to
2017年10月29日日曜日, 2時00分00秒 local standard time instead.
Sunrise and sunset were about 1 hour earlier on 2017年10月29日 (日) than the day before. There was more light in the morning and less light in the evening.
Also called Fall Back and Winter Time.
Daylight Saving Time History in Western Sahara
- Western Sahara first observed Daylight Saving Time in 1976.
- Western Sahara has observed DST for 21 years between 1976 and 2025.
- Previous time with no Daylight Saving Time was 2007.
- See Worldwide DST Statistics