Current sea water temperature:
+80.2°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: | 74.0°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 21 | 80.2°F | July 16 | 81.1°F |
| July 20 | 81.1°F | July 15 | 80.6°F |
| July 19 | 81.0°F | July 14 | 81.3°F |
| July 18 | 81.9°F | July 13 | 81.0°F |
| July 17 | 81.7°F | July 12 | 79.5°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:
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
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: 13:08
July 21, tuesday
1500
91°F
E
14 mph
14 mph
1800
90°F
E
18 mph
18 mph
2100
84°F
SE
15 mph
15 mph
July 22, wednesday
0000
81°F
SE
11 mph
11 mph
0300
77°F
SE
12 mph
12 mph
0600
73°F
S
7 mph
7 mph
0900
79°F
SW
4 mph
4 mph
1200
82°F
NW
6 mph
6 mph
