Current sea water temperature:
+58.1°F
| Minimum sea water temperature in December: | 63.1°F |
| Maximum sea water temperature in December: | 56.1°F |
| Average sea water temperature in December: | 58.9°F |
| more information | |
14 days
forecast
forecast
| Costa Brava |
monthly
weather
weather
| Costa Brava |
Sea water temperature for the last 10 days:
| December 24 | 58.1°F | December 19 | 58.1°F |
| December 23 | 58.1°F | December 18 | 57.2°F |
| December 22 | 58.5°F | December 17 | 57.9°F |
| December 21 | 57.7°F | December 16 | 58.5°F |
| December 20 | 57.9°F | December 15 | 58.1°F |
Monthly sea water temperature, °F
When is the warmest sea in Costa Brava?
Based on the data about daily sea water temperature for the last three years the warmest sea in Costa Brava was noticed in August, July and September.
Monthly Sea Temperatures in Costa Brava, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.9°F. The highest and lowest sea temperatures during the month were 77.4°F and 73.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 77.2°F. The highest and lowest sea temperatures during the month were 79.2°F and 75.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 72.1°F. The highest and lowest sea temperatures during the month were 74.1°F and 69.4°F.
current
weather
weather
| Costa Brava |
weather in
December
December
| Costa Brava |
Best time for vacation in Costa Brava
Costa Brava on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
Costa Brava
Local time: 07:24
December 25, thursday
0900

45°F
S
14 mph
14 mph
1200

46°F
S
15 mph
15 mph
1500

46°F
S
16 mph
16 mph
1800

50°F
SW
17 mph
17 mph
2100

52°F
W
23 mph
23 mph
December 26, friday
0000

52°F
W
25 mph
25 mph
0300

54°F
W
22 mph
22 mph
0600

54°F
W
22 mph
22 mph



























