Measurements:
°C
°F
Costa Calma
68°F
S 24 mph
Feels like: 68°F
Precip: 100%
World Resorts Spain Costa Calma Weather

Costa Calma Sea Water Temperature

Current Sea Water Temperature:
+71.8°F
Maximum Sea Water Temperature in December: 74.6°F
Minimum Sea Water Temperature in December: 68.8°F
Average water temperature in December: 71.8°F

Sea Water Temperature for the Last 10 Days:

December 13 71.8°F December 08 72.0°F
December 12 72.4°F December 07 72.2°F
December 11 72.2°F December 06 72.2°F
December 10 72.2°F December 05 72.0°F
December 09 71.8°F December 04 72.6°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Costa Calma was 76.7°F. The maximum and minimum values were 74.8°F and 78.0°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 77.1 °F
Warmest sea temperature:
September 76.5 °F
October 75.9 °F
August 75.7 °F
The most cold months:
January 68.0 °F
March 68.1 °F
February 68.3 °F
The most rainy months:
September 0 days
November 0 days
January 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: 22:39
14 dec, sunday
0000 68°F
S
24 mph
0300 66°F
S
16 mph
0600 66°F
S
12 mph
0900 64°F
S
10 mph
1200 66°F
S
8 mph
1500 66°F
S
9 mph
1800 68°F
S
11 mph
2100 68°F
S
11 mph