Measurements:
°C
°F
Costa Calma
76°F
S 17 mph
Feels like: 80°F
Precip: 10%
World Resorts Spain Costa Calma Weather

Costa Calma Sea Water Temperature

Current Sea Water Temperature:
+77.2°F
Maximum Sea Water Temperature in August: 78.4°F
Minimum Sea Water Temperature in August: 72.2°F
Average water temperature in August: 75.8°F

Sea Water Temperature for the Last 10 Days:

August 19 77.2°F August 14 76.8°F
August 18 77.2°F August 13 77.2°F
August 17 77.4°F August 12 77.4°F
August 16 77.6°F August 11 77.0°F
August 15 76.4°F August 10 77.4°F

When is the Warmest Sea for Costa Calma?

According to our data for the last three years for Costa Calma the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Costa Calma was 76.3°F. The maximum and minimum values were 75.2°F and 77.0°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Costa Calma was 75.1°F. The maximum and minimum values were 74.4°F and 76.0°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Costa Calma was 76.9°F. The maximum and minimum values were 75.4°F and 77.6°F respectively.

Best Time to Visit Costa Calma
The most sunny months:
August 29 days
July 29 days
June 24 days
The most warm months:
August 78.3 °F
September 77.5 °F
July 76.7 °F
Warmest sea temperature:
September 76.5 °F
October 75.9 °F
August 75.7 °F
The most cold months:
March 67.6 °F
January 67.6 °F
February 68.0 °F
The most rainy months:
September 0 days
December 0 days
November 0 days
The most windy months:
July 16 mph
August 15 mph
June 14 mph

Costa Calma on the Weather Map

24 Hours Weather Forecast
Costa Calma
Local time: 15:58
19 aug, wednesday
1800 76°F
S
17 mph
2100 74°F
S
15 mph
20 aug, thursday
0000 74°F
S
13 mph
0300 74°F
S
13 mph
0600 74°F
S
14 mph
0900 74°F
S
15 mph
1200 76°F
S
16 mph
1500 76°F
S
19 mph