Measurements:
°C
°F
Bastia
68°F
NE 4 mph
Feels like: 68°F
Precip: 5%
World Resorts France Bastia Weather

Bastia Sea Water Temperature

Current Sea Water Temperature:
+81.0°F
Maximum Sea Water Temperature in September: 86.2°F
Minimum Sea Water Temperature in September: 73.4°F
Average water temperature in September: 79.1°F

Sea Water Temperature for the Last 10 Days:

September 28 81.0°F September 23 82.4°F
September 27 81.2°F September 22 82.8°F
September 26 81.8°F September 21 82.8°F
September 25 82.4°F September 20 82.8°F
September 24 82.4°F September 19 83.4°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: 2026 2025 2024

The average sea surface temperature in August 2026 for Bastia was 87.9°F. The maximum and minimum values were 85.8°F and 89.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Bastia was 85.9°F. The maximum and minimum values were 84.0°F and 88.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Bastia was 83.9°F. The maximum and minimum values were 81.0°F and 86.0°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 87.8 °F
June 81.5 °F
Warmest sea temperature:
August 83.0 °F
July 81.6 °F
September 79.1 °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
F°
Antibes +74
Bordeaux +68
Cannes +74
Corsica +70
Deauville +64
Etretat +66
Marseilles +74
Menton +76
Montpellier +74
Nice +68
Paris +68
Perpignan +72
Saint-Tropez +74
Toulon +76
Toulouse +68
24 Hours Weather Forecast
Bastia
Local time: 04:39
29 sep, tuesday
0600 68°F
NE
4 mph
0900 72°F
N
4 mph
1200 78°F
NW
10 mph
1500 78°F
NW
12 mph
1800 76°F
NW
9 mph
2100 72°F
N
7 mph
30 sep, wednesday
0000 70°F
NE
4 mph
0300 70°F
N
3 mph