Average sea water temperature in August:
+75.6°F
| Minimum sea water temperature in August: | 82.0°F |
| Maximum sea water temperature in August: | 61.2°F |
Daily sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 75.8°F. The highest and lowest sea temperatures during the month were 79.5°F and 71.2°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 August?
| Place name | August 2026 | August 2025 |
|---|---|---|
| Bastia | 84.5°F | 79.4°F |
| Portivecju | 84.1°F | 79.5°F |
| Roquebrune Cap Martin | 83.8°F | 78.7°F |
| Menton | 83.7°F | 78.6°F |
| Saint Jean Cap Ferrat | 83.6°F | 78.8°F |
| Theoule Sur Mer | 83.6°F | 78.5°F |
| Mandelieu la Napoule | 83.6°F | 78.5°F |
| Cannes | 83.5°F | 78.5°F |
| Golfe Juan | 83.4°F | 78.4°F |
| Nice | 83.4°F | 78.6°F |
| Antibes | 83.4°F | 78.4°F |
| Juan les Pins | 83.4°F | 78.4°F |
| Saint Laurent du Var | 83.2°F | 78.3°F |
| Cagnes sur Mer | 83.1°F | 78.2°F |
| Frejus | 83.0°F | 78.1°F |
| Saint-Tropez | 82.9°F | 77.9°F |
| Sainte Maxime | 82.9°F | 77.9°F |
| Calvi | 82.8°F | 78.4°F |
| Aiacciu | 82.7°F | 78.0°F |
| Cavalaire sur Mer | 82.5°F | 77.7°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: 08:07
August 15, saturday
0900
84°F
E
6 mph
6 mph
1200
88°F
NE
6 mph
6 mph
1500
88°F
NE
9 mph
9 mph
1800
86°F
NE
7 mph
7 mph
2100
82°F
E
8 mph
8 mph
August 16, sunday
0000
81°F
SE
3 mph
3 mph
0300
79°F
NE
3 mph
3 mph
0600
77°F
E
9 mph
9 mph
