Average sea water temperature in December:
+57.5°F
| Minimum sea water temperature in December: | 61.3°F |
| Maximum sea water temperature in December: | 53.8°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 58.6°F. The highest and lowest sea temperatures during the month were 59.9°F and 57.2°F.
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Monthly sea water temperature in San Sebastian, °F
Which Spain resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Puerto de Santiago | 70.3°F | 71.5°F |
| Los Gigantes | 70.3°F | 71.5°F |
| Adeje | 70.2°F | 71.4°F |
| Puerto Rico de Gran Canaria | 70.2°F | 70.5°F |
| Costa Adeje | 70.2°F | 71.4°F |
| Los Cristianos | 70.2°F | 71.4°F |
| Playa-de-Las-Americas | 70.2°F | 71.4°F |
| La Gomera | 69.7°F | 71.4°F |
| Puerto de la Cruz | 69.7°F | 71.0°F |
| Tenerife | 69.7°F | 70.9°F |
| Santa Cruz de Tenerife | 69.7°F | 70.9°F |
| Maspalomas | 69.5°F | 70.5°F |
| Las Palmas | 69.2°F | 70.2°F |
| Gran Canaria | 69.2°F | 70.1°F |
| Costa Calma | 68.9°F | 69.6°F |
| Fuerteventura | 68.5°F | 69.5°F |
| Lanzarote | 68.2°F | 69.3°F |
| Tarifa | 63.0°F | 64.8°F |
| Sa Coma | 62.7°F | 63.1°F |
| Cala Dor | 62.6°F | 63.5°F |
Best time for vacation in San Sebastian
San Sebastian on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
San Sebastian
Local time: 21:46
June 13, saturday
0000
55°F
N
4 mph
4 mph
0300
55°F
N
4 mph
4 mph
0600
55°F
NW
4 mph
4 mph
0900
70°F
NW
3 mph
3 mph
1200
82°F
W
4 mph
4 mph
1500
90°F
W
5 mph
5 mph
1800
88°F
W
9 mph
9 mph
2100
73°F
W
7 mph
7 mph
