Average sea water temperature in September:
+67.1°F
| Minimum sea water temperature in September: | 73.2°F |
| Maximum sea water temperature in September: | 62.1°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 67.3°F. The highest and lowest sea temperatures during the month were 69.3°F and 64.9°F.
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| La Rochelle |
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Monthly sea water temperature in La Rochelle, °F
Which France resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Portivecju | 76.3°F | 76.6°F |
| Bastia | 76.0°F | 77.1°F |
| Aiacciu | 75.9°F | 74.6°F |
| Calvi | 75.8°F | 74.7°F |
| Bunifaziu | 75.7°F | 75.3°F |
| Corsica | 75.6°F | 74.5°F |
| Roquebrune Cap Martin | 75.5°F | 75.8°F |
| Saint Jean Cap Ferrat | 75.5°F | 75.7°F |
| Menton | 75.4°F | 75.8°F |
| Propriano | 75.3°F | 74.6°F |
| Nice | 75.3°F | 75.4°F |
| Saint Laurent du Var | 75.1°F | 75.2°F |
| Cagnes sur Mer | 75.0°F | 75.2°F |
| Antibes | 75.0°F | 75.4°F |
| Juan les Pins | 75.0°F | 75.4°F |
| Golfe Juan | 74.9°F | 75.4°F |
| Cannes | 74.9°F | 75.5°F |
| Mandelieu la Napoule | 74.8°F | 75.7°F |
| Theoule Sur Mer | 74.8°F | 75.7°F |
| Frejus | 74.3°F | 75.4°F |
Best time for vacation in La Rochelle
La Rochelle on a weather map
Places in France:
Name
°F
24 Hours Forecast
La Rochelle
Local time: 19:45
December 25, thursday
2100
37°F
W
7 mph
7 mph
December 26, friday
0000
39°F
SW
7 mph
7 mph
0300
39°F
SW
9 mph
9 mph
0600
37°F
SW
12 mph
12 mph
0900
37°F
SW
15 mph
15 mph
1200
43°F
SW
17 mph
17 mph
1500
46°F
SW
16 mph
16 mph
1800
43°F
SW
18 mph
18 mph
