Average sea water temperature in August:
+73.8°F
| Minimum sea water temperature in August: | 78.1°F |
| Maximum sea water temperature in August: | 70.5°F |
Daily sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 76.0°F. The highest and lowest sea temperatures during the month were 76.6°F and 74.3°F.
sea water
temperature
temperature
| Porto Santo Island |
monthly
weather
weather
| Porto Santo Island |
current
weather
weather
| Porto Santo Island |
14 days
forecast
forecast
| Porto Santo Island |
Monthly sea water temperature in Porto Santo Island, °F
Which Portugal resorts have warmest sea in August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Madeira | 76.5°F | 75.2°F |
| Funchal | 76.5°F | 75.2°F |
| Canico | 76.4°F | 75.0°F |
| Porto Santo Island | 76.0°F | 73.7°F |
| Corvo Island | 75.1°F | 75.0°F |
| Santa Maria Island | 74.7°F | 74.8°F |
| Flores Island | 74.5°F | 75.0°F |
| Sao Jorge | 74.4°F | 75.1°F |
| Pico Island | 74.3°F | 74.6°F |
| Faial Island | 74.3°F | 74.5°F |
| Graciosa | 74.2°F | 75.3°F |
| Terceira Island | 73.6°F | 74.3°F |
| Sao Miguel | 73.2°F | 74.1°F |
| Ponta Delgada | 73.1°F | 74.2°F |
| Lisbon | 69.9°F | 70.2°F |
| Setubal | 68.8°F | 68.4°F |
| Tavira | 68.7°F | 73.9°F |
| Algarve | 68.5°F | 73.4°F |
| Faro | 68.5°F | 73.4°F |
| Quarteira | 67.3°F | 72.5°F |
Best time for vacation in Porto Santo Island
Porto Santo Island on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Porto Santo Island
Local time: 00:21
September 15, tuesday
0300
75°F
W
7 mph
7 mph
0600
75°F
SW
9 mph
9 mph
0900
75°F
SW
12 mph
12 mph
1200
75°F
SW
11 mph
11 mph
1500
75°F
SW
10 mph
10 mph
1800
75°F
SW
14 mph
14 mph
2100
75°F
SW
14 mph
14 mph
September 16, wednesday
0000
75°F
SW
15 mph
15 mph
