Sea temperature - Portugal: month by month
Average sea temperature each month - a rough guide to when it's worth going. Current month highlighted.
| Month | Average | Warmest |
|---|---|---|
| January | 16.7°C | Funchal 19.8°C |
| February | 16.1°C | Funchal 19.1°C |
| March | 16.1°C | Funchal 18.9°C |
| April | 17.0°C | Funchal 19.4°C |
| May | 17.4°C | Funchal 20.3°C |
| June | 18.9°C | Funchal 22.0°C |
| July | 19.1°C | Funchal 23.7°C |
| August | 19.2°C | Funchal 24.6°C |
| September | 18.6°C | Funchal 24.3°C |
| October | 19.6°C | Funchal 23.8°C |
| November | 18.8°C | Funchal 22.6°C |
| December | 17.5°C | Funchal 21.0°C |
Frequently asked questions
In which month is the sea warmest?
Warmest: October, about 19.6°C on average.
When is the sea coldest?
Coldest: February, about 16.1°C on average.
What is the sea temperature in summer?
In summer (June-August) about 19.1°C on average.
Sea temperature - Portugal, January
Average (January): about 16.7°C. Warmest: Funchal (19.8°C).
Sea temperature - Portugal, February
Average (February): about 16.1°C. Warmest: Funchal (19.1°C).
Sea temperature - Portugal, March
Average (March): about 16.1°C. Warmest: Funchal (18.9°C).
Sea temperature - Portugal, April
Average (April): about 17.0°C. Warmest: Funchal (19.4°C).
Sea temperature - Portugal, May
Average (May): about 17.4°C. Warmest: Funchal (20.3°C).
Sea temperature - Portugal, June
Average (June): about 18.9°C. Warmest: Funchal (22.0°C).
Sea temperature - Portugal, July
Average (July): about 19.1°C. Warmest: Funchal (23.7°C).
Sea temperature - Portugal, August
Average (August): about 19.2°C. Warmest: Funchal (24.6°C).
Sea temperature - Portugal, September
Average (September): about 18.6°C. Warmest: Funchal (24.3°C).
Sea temperature - Portugal, October
Average (October): about 19.6°C. Warmest: Funchal (23.8°C).
Sea temperature - Portugal, November
Average (November): about 18.8°C. Warmest: Funchal (22.6°C).
Sea temperature - Portugal, December
Average (December): about 17.5°C. Warmest: Funchal (21.0°C).