Average sea water temperature in September:
+72.9°F
| Minimum sea water temperature in September: | 77.0°F |
| Maximum sea water temperature in September: | 68.7°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 72.6°F. The highest and lowest sea temperatures during the month were 74.1°F and 70.7°F.
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| Terceira Island |
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| Terceira Island |
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| Terceira Island |
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| Terceira Island |
Monthly sea water temperature in Terceira Island, °F
Which Portugal resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Madeira | 74.6°F | 74.8°F |
| Funchal | 74.6°F | 74.8°F |
| Canico | 74.3°F | 74.6°F |
| Porto Santo Island | 74.1°F | 74.1°F |
| Santa Maria Island | 73.7°F | 75.6°F |
| Sao Jorge | 73.3°F | 75.3°F |
| Pico Island | 73.1°F | 75.2°F |
| Ponta Delgada | 73.1°F | 75.8°F |
| Faial Island | 73.1°F | 75.2°F |
| Sao Miguel | 72.9°F | 75.5°F |
| Flores Island | 72.8°F | 75.4°F |
| Graciosa | 72.7°F | 75.1°F |
| Terceira Island | 72.6°F | 74.6°F |
| Corvo Island | 72.6°F | 75.2°F |
| Faro | 67.0°F | 68.3°F |
| Algarve | 67.0°F | 68.3°F |
| Tavira | 66.5°F | 69.0°F |
| Quarteira | 66.0°F | 66.9°F |
| Lisbon | 65.9°F | 65.1°F |
| Albufeira | 65.5°F | 66.7°F |
Best time for vacation in Terceira Island
Terceira Island on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Terceira Island
Local time: 10:23
January 08, thursday
1200
61°F
NE
15 mph
15 mph
1500
61°F
NE
14 mph
14 mph
1800
61°F
NE
10 mph
10 mph
2100
59°F
N
9 mph
9 mph
January 09, friday
0000
59°F
N
11 mph
11 mph
0300
59°F
N
14 mph
14 mph
0600
59°F
N
15 mph
15 mph
0900
59°F
N
16 mph
16 mph
