Measurements:
°C
°F
La Seyne sur Mer
54°F
W 2 mph
Feels like: 54°F
Precip: 33%
World Resorts France La Seyne sur Mer Weather

La Seyne sur Mer Sea Water Temperature

Current Sea Water Temperature:
+65.8°F
Maximum Sea Water Temperature in November: 70.8°F
Minimum Sea Water Temperature in November: 60.0°F
Average water temperature in November: 65.6°F

Sea Water Temperature for the Last 10 Days:

November 15 65.8°F November 10 67.6°F
November 14 66.6°F November 09 68.4°F
November 13 67.4°F November 08 68.6°F
November 12 67.4°F November 07 68.6°F
November 11 67.6°F November 06 68.2°F

When is the Warmest Sea for La Seyne sur Mer?

According to our data for the last three years for La Seyne sur Mer the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for La Seyne sur Mer was 82.1°F. The maximum and minimum values were 76.4°F and 86.2°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for La Seyne sur Mer was 81.8°F. The maximum and minimum values were 76.0°F and 85.4°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for La Seyne sur Mer was 78.1°F. The maximum and minimum values were 75.0°F and 82.2°F respectively.

Best Time to Visit La Seyne sur Mer
The most sunny months:
July 29 days
August 28 days
June 25 days
The most warm months:
August 86.2 °F
July 86.1 °F
June 79.9 °F
Warmest sea temperature:
August 78.5 °F
July 76.7 °F
September 75.5 °F
The most cold months:
January 52.9 °F
February 54.3 °F
December 55.7 °F
The most rainy months:
November 4 days
February 3 days
March 3 days
The most windy months:
January 13 mph
March 13 mph
December 12 mph

La Seyne sur Mer on the Weather Map

France Resorts:
NAME
F°
Annecy +46
Antibes +52
Bordeaux +56
Cannes +52
Corsica +58
Etretat +50
Marseilles +58
Menton +52
Montpellier +56
Nice +50
Paris +50
Perpignan +58
Saint-Tropez +54
Toulon +54
Toulouse +56
24 Hours Weather Forecast
La Seyne sur Mer
Local time: 20:27
15 nov, sunday
2100 54°F
W
2 mph
16 nov, monday
0000 54°F
S
2 mph
0300 54°F
SE
7 mph
0600 52°F
SE
9 mph
0900 56°F
SE
9 mph
1200 62°F
SE
11 mph
1500 62°F
E
10 mph
1800 54°F
E
7 mph