Average sea water temperature in December:
+60.5°F
| Minimum sea water temperature in December: | 64.4°F |
| Maximum sea water temperature in December: | 57.6°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 61.2°F. The highest and lowest sea temperatures during the month were 62.1°F and 60.3°F.
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| La Seyne sur Mer |
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| La Seyne sur Mer |
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| La Seyne sur Mer |
14 days
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| La Seyne sur Mer |
Monthly sea water temperature in La Seyne sur Mer, °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 La Seyne sur Mer
La Seyne sur Mer on a weather map
Places in France:
Name
°F
24 Hours Forecast
La Seyne sur Mer
Local time: 07:29
December 25, thursday
0900
52°F
W
25 mph
25 mph
1200
54°F
W
29 mph
29 mph
1500
54°F
W
29 mph
29 mph
1800
52°F
W
29 mph
29 mph
2100
50°F
W
28 mph
28 mph
December 26, friday
0000
50°F
W
30 mph
30 mph
0300
52°F
W
29 mph
29 mph
0600
52°F
W
30 mph
30 mph
