Measurements:
°C
°F
Marseilles
82°F
SE 11 mph
Feels like: 86°F
Precip: 19%
World Resorts France Marseilles Weather

Marseilles Sea Water Temperature

Current Sea Water Temperature:
+78.8°F
Maximum Sea Water Temperature in September: 82.0°F
Minimum Sea Water Temperature in September: 65.0°F
Average water temperature in September: 74.1°F

Sea Water Temperature for the Last 10 Days:

September 08 78.8°F September 03 78.6°F
September 07 78.4°F September 02 78.4°F
September 06 79.0°F September 01 79.2°F
September 05 79.4°F August 31 79.2°F
September 04 78.8°F August 30 79.0°F

When is the Warmest Sea for Marseilles?

According to our data for the last three years for Marseilles 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 Marseilles was 80.6°F. The maximum and minimum values were 73.8°F and 84.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Marseilles was 79.6°F. The maximum and minimum values were 75.0°F and 84.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Marseilles was 72.8°F. The maximum and minimum values were 69.0°F and 76.2°F respectively.

Best Time to Visit Marseilles
The most sunny months:
July 29 days
August 28 days
June 25 days
The most warm months:
August 86.4 °F
July 86.2 °F
June 80.0 °F
Warmest sea temperature:
August 76.5 °F
July 75.0 °F
September 74.0 °F
The most cold months:
January 51.8 °F
February 53.7 °F
December 54.6 °F
The most rainy months:
November 4 days
February 3 days
October 3 days
The most windy months:
January 13 mph
February 12 mph
March 12 mph

Marseilles on the Weather Map

France Resorts:
NAME
Antibes +78
Arcachon +68
Cannes +78
Corsica +78
Deauville +58
Etretat +64
Marseilles +82
Menton +80
Montpellier +78
Nice +74
Paris +60
Perpignan +74
Saint-Tropez +82
Toulon +82
Toulouse +68
24 Hours Weather Forecast
Marseilles
Local time: 02:26
09 sep, wednesday
0300 82°F
SE
11 mph
0600 80°F
S
15 mph
0900 76°F
S
19 mph
1200 78°F
SE
18 mph
1500 76°F
SE
25 mph
1800 76°F
SE
30 mph
2100 76°F
SE
29 mph
10 sep, thursday
0000 74°F
SE
32 mph