Average sea water temperature in September:
+74.5°F
| Minimum sea water temperature in September: | 78.1°F |
| Maximum sea water temperature in September: | 72.3°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 75.6°F. The highest and lowest sea temperatures during the month were 76.3°F and 74.8°F.
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| Porto Santo Island |
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| Porto Santo Island |
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| Porto Santo Island |
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| Porto Santo Island |
Monthly sea water temperature in Porto Santo Island, °F
Which Portugal resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Madeira | 76.8°F | 74.6°F |
| Funchal | 76.8°F | 74.6°F |
| Canico | 76.3°F | 74.3°F |
| Corvo Island | 75.7°F | 72.6°F |
| Porto Santo Island | 75.6°F | 74.1°F |
| Sao Jorge | 75.5°F | 73.3°F |
| Pico Island | 75.5°F | 73.1°F |
| Faial Island | 75.5°F | 73.1°F |
| Flores Island | 75.4°F | 72.8°F |
| Santa Maria Island | 75.3°F | 73.7°F |
| Ponta Delgada | 75.2°F | 73.1°F |
| Graciosa | 75.2°F | 72.7°F |
| Terceira Island | 75.0°F | 72.6°F |
| Sao Miguel | 74.8°F | 72.9°F |
| Tavira | 72.3°F | 66.5°F |
| Algarve | 71.7°F | 67.0°F |
| Faro | 71.7°F | 67.0°F |
| Quarteira | 70.9°F | 66.0°F |
| Albufeira | 70.6°F | 65.5°F |
| Portimao | 70.2°F | 65.1°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: 04:53
October 25, sunday
0600
68°F
SW
19 mph
19 mph
0900
68°F
SW
19 mph
19 mph
1200
70°F
W
17 mph
17 mph
1500
70°F
W
16 mph
16 mph
1800
70°F
W
16 mph
16 mph
2100
70°F
W
16 mph
16 mph
October 26, monday
0000
70°F
W
14 mph
14 mph
0300
70°F
W
13 mph
13 mph
