Measurements:
°C
°F
Bastia
84°F
NW 7 mph
Feels like: 86°F
Precip: 3%
World Resorts France Bastia Weather

Bastia Sea Water Temperature

Current Sea Water Temperature:
+85.2°F
Maximum Sea Water Temperature in July: 88.2°F
Minimum Sea Water Temperature in July: 75.2°F
Average water temperature in July: 81.3°F

Sea Water Temperature for the Last 10 Days:

July 09 85.2°F July 04 84.0°F
July 08 85.0°F July 03 84.6°F
July 07 85.6°F July 02 86.2°F
July 06 85.0°F July 01 86.4°F
July 05 85.0°F June 30 86.6°F

When is the Warmest Sea for Bastia?

According to our data for the last three years for Bastia 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 Bastia was 82.7°F. The maximum and minimum values were 80.2°F and 85.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Bastia was 83.2°F. The maximum and minimum values were 80.6°F and 88.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Bastia was 78.9°F. The maximum and minimum values were 76.4°F and 80.6°F respectively.

Best Time to Visit Bastia
The most sunny months:
July 28 days
August 26 days
June 24 days
The most warm months:
August 88.1 °F
July 87.7 °F
June 81.5 °F
Warmest sea temperature:
August 82.7 °F
July 81.3 °F
September 78.8 °F
The most cold months:
January 54.3 °F
February 55.1 °F
December 57.1 °F
The most rainy months:
November 5 days
March 4 days
February 3 days
The most windy months:
March 7 mph
November 7 mph
January 7 mph

Bastia on the Weather Map

France Resorts:
NAME
Antibes +84
Arcachon +78
Cannes +86
Corsica +84
Deauville +78
Etretat +74
Marseilles +84
Menton +84
Montpellier +82
Nice +84
Paris +80
Perpignan +82
Saint-Tropez +84
Toulon +86
Toulouse +82
24 Hours Weather Forecast
Bastia
Local time: 09:22
10 jul, friday
1200 88°F
NW
12 mph
1500 88°F
NW
12 mph
1800 88°F
NW
12 mph
2100 78°F
N
8 mph
11 jul, saturday
0000 76°F
N
6 mph
0300 76°F
N
7 mph
0600 74°F
N
8 mph
0900 84°F
NW
8 mph