Next change:
Mar
29
1 hour Forward
Mar 29, 2026, 12:00 midnight
In small parts of Portugal
| Country: | Portugal |
|---|---|
| Long Name: | Portuguese Republic |
| Abbreviations: | PT, PRT |
| Capital: | Lisbon |
| Time Zones: | 2 |
| Dial Code: | +351 |
Note: Only some parts of Portugal used DST in 1966.
Apr 3
Forward 2 hours
Apr 3, 1966 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, April 3, 1966, 2:00:00 am clocks were turned forward 2 hours to
Sunday, April 3, 1966, 4:00:00 am local daylight time instead.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Which Districts and Autonomous Regions use Daylight Saving Time in 1966
Areas in Portugal on standard time all of 1966
DST in Locations in Portugal in 1966 (29 Locations) | |||||
|---|---|---|---|---|---|
| Albufeira | No DST | Évora | No DST | Ponta Delgada | Apr 3 - No End |
| Alcobaça | No DST | Faro | No DST | Portalegre | No DST |
| Amadora | No DST | Funchal | Apr 3 - No End | Portimão | No DST |
| Angra do Heroísmo | Apr 3 - No End | Guarda | No DST | Porto | No DST |
| Aveiro | No DST | Guimarães | No DST | Quarteira | No DST |
| Beja | No DST | Horta | Apr 3 - No End | Setúbal | No DST |
| Braga | No DST | Leiria | No DST | Viana do Castelo | No DST |
| Cascais | No DST | Lisbon | No DST | Vila Nova de Gaia | No DST |
| Castelo Branco | No DST | Loures | No DST | Viseu | No DST |
| Coimbra | No DST | Miranda do Douro | No DST | ||
Daylight Saving Time History in Portugal
- Portugal first observed Daylight Saving Time in 1916.
- Portugal has observed DST for 105 years between 1916 and 2025 (DST in at least one location).
- Previous time with no Daylight Saving Time was 1933.
- See Worldwide DST Statistics