Measurements:
°C
°F
Bastia
80°F
W 5 mph
Feels like: 82°F
Precip: 0%
World Resorts France Bastia Weather

Bastia Sea Water Temperature

Current Sea Water Temperature:
+74.6°F
Maximum Sea Water Temperature in May: 74.8°F
Minimum Sea Water Temperature in May: 60.0°F
Average water temperature in May: 66.1°F

Sea Water Temperature for the Last 10 Days:

May 30 74.6°F May 25 70.6°F
May 29 74.6°F May 24 70.2°F
May 28 74.2°F May 23 68.8°F
May 27 73.8°F May 22 67.0°F
May 26 71.6°F May 21 66.4°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: 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 81.4 °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 +80
Arcachon +70
Biarritz +68
Bordeaux +80
Cannes +80
Corsica +80
Etretat +66
Marseilles +82
Menton +76
Montpellier +82
Nice +80
Paris +88
Perpignan +84
Saint-Tropez +82
Toulouse +78
24 Hours Weather Forecast
Bastia
Local time: 11:34
30 may, saturday
1200 80°F
W
5 mph
1500 80°F
W
4 mph
1800 78°F
NW
2 mph
2100 72°F
NE
5 mph
31 may, sunday
0000 68°F
E
6 mph
0300 68°F
E
6 mph
0600 66°F
E
4 mph
0900 78°F
NW
2 mph