Measurements:
°C
°F
Costa Brava
72°F
N 6 mph
Feels like: 72°F
Precip: 8%
World Resorts Spain Costa Brava Weather

Costa Brava Sea Water Temperature

Current Sea Water Temperature:
+73.0°F
Maximum Sea Water Temperature in June: 79.4°F
Minimum Sea Water Temperature in June: 61.0°F
Average water temperature in June: 70.3°F

Sea Water Temperature for the Last 10 Days:

June 19 73.0°F June 14 70.4°F
June 18 72.6°F June 13 70.8°F
June 17 72.0°F June 12 69.8°F
June 16 72.0°F June 11 69.0°F
June 15 71.6°F June 10 70.4°F

When is the Warmest Sea for Costa Brava?

According to our data for the last three years for Costa Brava 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 Costa Brava was 77.7°F. The maximum and minimum values were 75.6°F and 80.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Costa Brava was 80.2°F. The maximum and minimum values were 78.2°F and 82.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Costa Brava was 74.5°F. The maximum and minimum values were 71.6°F and 76.8°F respectively.

Best Time to Visit Costa Brava
The most sunny months:
July 25 days
August 24 days
June 23 days
The most warm months:
August 85.7 °F
July 84.7 °F
June 79.4 °F
Warmest sea temperature:
August 77.2 °F
July 76.0 °F
September 74.1 °F
The most cold months:
January 54.8 °F
February 56.2 °F
December 57.3 °F
The most rainy months:
November 3 days
April 3 days
January 2 days
The most windy months:
November 11 mph
February 11 mph
March 11 mph

Costa Brava on the Weather Map

24 Hours Weather Forecast
Costa Brava
Local time: 00:57
20 jun, saturday
0300 70°F
N
4 mph
0600 70°F
E
3 mph
0900 78°F
SE
1 mph
1200 84°F
NW
7 mph
1500 86°F
N
14 mph
1800 84°F
N
14 mph
2100 76°F
N
4 mph
21 jun, sunday
0000 74°F
NE
7 mph