Last change: 1945
9月
30
1 hour Back
1945年9月30日 (日), 2時00分
| Start DST: | 1942年5月3日日曜日 — 1 hour forward |
|---|
5月3日 (日)
Forward 1 hour
1942年5月3日 (日) - Daylight Saving Time Started
When local standard time was about to reach
1942年5月3日日曜日, 0時00分00秒 clocks were turned forward 1 hour to
1942年5月3日日曜日, 1時00分00秒 local daylight time instead.
Sunrise and sunset were about 1 hour later on 1942年5月3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.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
| Year | DST Start (Clock Forward) | DST End (Clock Backward) |
|---|---|---|
| 1925 — 1941 | DST not observed | |
| 1942 | 5月3日日曜日, 0時00分 | No DST End |
| 1943 — 1944 | DST observed all year | |
| 1945 | No DST Start | 9月30日日曜日, 2時00分 |
| 1946 — 1949 | DST not observed | |
| All times are local for San Juan. | ||