Measurements:
°C
°F
Marseilles
80°F
W 5 mph
Feels like: 82°F
Precip: 4%
World Resorts France Marseilles Weather

Marseilles Sea Water Temperature

Current Sea Water Temperature:
+77.6°F
Maximum Sea Water Temperature in July: 84.4°F
Minimum Sea Water Temperature in July: 64.4°F
Average water temperature in July: 74.7°F

Sea Water Temperature for the Last 10 Days:

July 09 77.6°F July 04 76.6°F
July 08 77.6°F July 03 77.6°F
July 07 76.2°F July 02 78.6°F
July 06 75.0°F July 01 81.6°F
July 05 75.2°F June 30 81.8°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Marseilles was 75.9°F. The maximum and minimum values were 66.2°F and 82.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Marseilles was 75.5°F. The maximum and minimum values were 65.6°F and 84.4°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 86.0 °F
June 80.0 °F
Warmest sea temperature:
August 76.3 °F
July 74.7 °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 +72
Cannes +76
Corsica +70
Deauville +70
Etretat +72
Marseilles +80
Menton +80
Montpellier +74
Nice +76
Paris +72
Perpignan +74
Saint-Tropez +78
Toulon +78
Toulouse +70
24 Hours Weather Forecast
Marseilles
Local time: 05:38
10 jul, friday
0600 80°F
W
5 mph
0900 84°F
NW
7 mph
1200 86°F
N
11 mph
1500 86°F
N
12 mph
1800 86°F
N
12 mph
2100 82°F
N
6 mph
11 jul, saturday
0000 82°F
SW
5 mph
0300 80°F
NW
4 mph