Average sea water temperature in December:
+51.4°F
| Minimum sea water temperature in December: | 55.6°F |
| Maximum sea water temperature in December: | 48.9°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 51.9°F. The highest and lowest sea temperatures during the month were 53.6°F and 50.7°F.
Monthly sea water temperature in Rennes, °F
Which France resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Calvi | 62.2°F | 61.6°F |
| Aiacciu | 62.2°F | 61.7°F |
| Bunifaziu | 62.1°F | 61.9°F |
| Corsica | 62.1°F | 61.7°F |
| Saint Jean Cap Ferrat | 62.1°F | 61.4°F |
| Roquebrune Cap Martin | 62.0°F | 61.3°F |
| Menton | 62.0°F | 61.2°F |
| Propriano | 61.9°F | 61.7°F |
| Nice | 61.9°F | 61.2°F |
| Bastia | 61.9°F | 61.7°F |
| Saint Laurent du Var | 61.7°F | 61.1°F |
| Cagnes sur Mer | 61.7°F | 61.1°F |
| Juan les Pins | 61.6°F | 61.0°F |
| Antibes | 61.6°F | 61.0°F |
| Cavalaire sur Mer | 61.6°F | 60.9°F |
| Theoule Sur Mer | 61.6°F | 61.0°F |
| Mandelieu la Napoule | 61.6°F | 61.0°F |
| Cannes | 61.6°F | 61.0°F |
| Golfe Juan | 61.6°F | 61.0°F |
| Le Lavandou | 61.5°F | 60.5°F |
Best time for vacation in Rennes
Rennes on a weather map
Places in France:
Name
°F
24 Hours Forecast
Rennes
Local time: 11:09
December 24, wednesday
1200
41°F
SW
16 mph
16 mph
1500
41°F
SW
17 mph
17 mph
1800
36°F
SW
17 mph
17 mph
2100
34°F
SW
17 mph
17 mph
December 25, thursday
0000
32°F
SW
17 mph
17 mph
0300
30°F
SW
17 mph
17 mph
0600
27°F
SW
14 mph
14 mph
0900
27°F
SW
11 mph
11 mph
