Next change:
Mar
29
1 hour Forward
Mar 29, 2026, 12:00 midnight
| DST is observed all year during 1975 in Angra do Heroísmo |
DST Observed All Year in Year 1975
Portugal observed Daylight Saving Time all year.
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) |
|---|---|---|
| 1970 — 1975 | DST observed all year | |
| 1976 | No DST Start | Sunday, September 26, 1:00 am |
| 1977 | Sunday, March 27, 12:00 midnight | Sunday, September 25, 1:00 am |
| 1978 | Sunday, April 2, 1:00 am | Sunday, October 1, 2:00 am |
| 1979 | Sunday, April 1, 1:00 am | Sunday, September 30, 2:00 am |
| All times are local for Angra do Heroísmo. | ||