Current sea water temperature:
+79.5°F
| Minimum sea water temperature in July: | 82.0°F |
| Maximum sea water temperature in July: | 64.9°F |
| Average sea water temperature in July: | 73.8°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:
| July 12 | 79.5°F | July 7 | 76.5°F |
| July 11 | 79.2°F | July 6 | 75.9°F |
| July 10 | 78.8°F | July 5 | 73.8°F |
| July 9 | 77.9°F | July 4 | 73.4°F |
| July 8 | 77.4°F | July 3 | 75.4°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:
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.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 74.6°F. The highest and lowest sea temperatures during the month were 82.0°F and 67.3°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
July
July
| 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: 03:05
July 13, monday
0600
77°F
W
7 mph
7 mph
0900
81°F
W
9 mph
9 mph
1200
86°F
NW
13 mph
13 mph
1500
86°F
NW
12 mph
12 mph
1800
84°F
NW
11 mph
11 mph
2100
81°F
W
9 mph
9 mph
July 14, tuesday
0000
79°F
W
10 mph
10 mph
0300
77°F
NW
6 mph
6 mph
