Average sea water temperature in September:
+73.7°F
| Minimum sea water temperature in September: | 77.5°F |
| Maximum sea water temperature in September: | 69.3°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 75.9°F. The highest and lowest sea temperatures during the month were 76.6°F and 74.8°F.
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Monthly sea water temperature in Flores Island, °F
Which Portugal resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Madeira | 77.4°F | 74.6°F |
| Funchal | 77.4°F | 74.6°F |
| Canico | 77.0°F | 74.3°F |
| Corvo Island | 76.3°F | 72.6°F |
| Sao Jorge | 76.1°F | 73.3°F |
| Santa Maria Island | 76.0°F | 73.7°F |
| Flores Island | 75.9°F | 72.8°F |
| Graciosa | 75.9°F | 72.7°F |
| Pico Island | 75.7°F | 73.1°F |
| Faial Island | 75.6°F | 73.1°F |
| Porto Santo Island | 75.6°F | 74.1°F |
| Terceira Island | 75.5°F | 72.6°F |
| Ponta Delgada | 75.4°F | 73.1°F |
| Sao Miguel | 75.3°F | 72.9°F |
| Tavira | 70.4°F | 66.5°F |
| Faro | 69.8°F | 67.0°F |
| Algarve | 69.8°F | 67.0°F |
| Quarteira | 68.9°F | 66.0°F |
| Lisbon | 68.5°F | 65.9°F |
| Albufeira | 68.3°F | 65.5°F |
Best time for vacation in Flores Island
Flores Island on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Flores Island
Local time: 14:16
September 15, tuesday
1500
73°F
W
21 mph
21 mph
1800
73°F
W
21 mph
21 mph
2100
73°F
W
21 mph
21 mph
September 16, wednesday
0000
73°F
W
21 mph
21 mph
0300
72°F
W
19 mph
19 mph
0600
72°F
W
17 mph
17 mph
0900
73°F
W
16 mph
16 mph
1200
73°F
W
14 mph
14 mph
