Current sea water temperature:
+74.8°F
| Minimum sea water temperature in August: | 82.6°F |
| Maximum sea water temperature in August: | 61.2°F |
| Average sea water temperature in August: | 75.6°F |
| more information | |
14 days
forecast
forecast
| La Seyne sur Mer |
monthly
weather
weather
| La Seyne sur Mer |
Sea water temperature for the last 10 days:
| August 23 | 74.8°F | August 18 | 82.0°F |
| August 22 | 77.2°F | August 17 | 82.6°F |
| August 21 | 78.6°F | August 16 | 82.4°F |
| August 20 | 77.7°F | August 15 | 82.2°F |
| August 19 | 79.7°F | August 14 | 81.7°F |
Monthly sea water temperature, °F
When is the warmest sea in La Seyne sur Mer?
Based on the data about daily sea water temperature for the last three years the warmest sea in La Seyne sur Mer was noticed in August, July and September.
Monthly Sea Temperatures in La Seyne sur Mer, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 80.2°F. The highest and lowest sea temperatures during the month were 82.6°F and 74.8°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 78.6°F. The highest and lowest sea temperatures during the month were 81.9°F and 73.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 71.1°F. The highest and lowest sea temperatures during the month were 73.4°F and 66.7°F.
current
weather
weather
| La Seyne sur Mer |
weather in
August
August
| La Seyne sur Mer |
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: 00:39
August 24, monday
0300
77°F
W
7 mph
7 mph
0600
75°F
W
9 mph
9 mph
0900
75°F
W
11 mph
11 mph
1200
77°F
W
14 mph
14 mph
1500
77°F
W
15 mph
15 mph
1800
77°F
W
11 mph
11 mph
2100
77°F
W
17 mph
17 mph
August 25, tuesday
0000
77°F
W
9 mph
9 mph
