Average sea water temperature in October:
+69.7°F
| Minimum sea water temperature in October: | 74.5°F |
| Maximum sea water temperature in October: | 64.2°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 70.8°F. The highest and lowest sea temperatures during the month were 72.0°F and 68.9°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 October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| Madeira | 74.1°F | 74.7°F |
| Funchal | 74.1°F | 74.7°F |
| Canico | 73.7°F | 74.6°F |
| Porto Santo Island | 73.3°F | 74.2°F |
| Santa Maria Island | 73.3°F | 73.6°F |
| Ponta Delgada | 72.0°F | 72.5°F |
| Sao Miguel | 71.9°F | 72.2°F |
| Sao Jorge | 71.3°F | 72.3°F |
| Faial Island | 70.9°F | 72.1°F |
| Pico Island | 70.9°F | 72.1°F |
| Terceira Island | 70.8°F | 71.7°F |
| Graciosa | 70.7°F | 72.0°F |
| Flores Island | 70.6°F | 72.2°F |
| Corvo Island | 70.3°F | 72.2°F |
| Tavira | 68.9°F | 66.6°F |
| Algarve | 68.8°F | 66.6°F |
| Faro | 68.8°F | 66.6°F |
| Quarteira | 68.5°F | 65.9°F |
| Albufeira | 68.1°F | 65.7°F |
| Portimao | 67.6°F | 65.4°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: 00:45
December 26, friday
0300
57°F
N
1 mph
1 mph
0600
57°F
N
0 mph
0 mph
0900
57°F
SW
5 mph
5 mph
1200
59°F
SW
8 mph
8 mph
1500
57°F
SW
9 mph
9 mph
1800
55°F
SW
9 mph
9 mph
2100
54°F
W
9 mph
9 mph
December 27, saturday
0000
54°F
W
10 mph
10 mph
