Measurements:
°C
°F
Costa Blanca
62°F
NE 6 mph
Feels like: 62°F
Precip: 0%
World Resorts Spain Costa Blanca Weather

Costa Blanca Sea Water Temperature

Current Sea Water Temperature:
+65.2°F
Maximum Sea Water Temperature in April: 67.8°F
Minimum Sea Water Temperature in April: 57.4°F
Average water temperature in April: 62.0°F

Sea Water Temperature for the Last 10 Days:

April 19 65.2°F April 14 61.4°F
April 18 64.2°F April 13 61.4°F
April 17 63.8°F April 12 62.4°F
April 16 63.0°F April 11 60.4°F
April 15 61.8°F April 10 61.2°F

When is the Warmest Sea for Costa Blanca?

According to our data for the last three years for Costa Blanca 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 Blanca was 84.7°F. The maximum and minimum values were 83.0°F and 86.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Costa Blanca was 85.2°F. The maximum and minimum values were 83.2°F and 86.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Costa Blanca was 82.4°F. The maximum and minimum values were 79.4°F and 84.8°F respectively.

Best Time to Visit Costa Blanca
The most sunny months:
July 29 days
August 27 days
June 27 days
The most warm months:
August 88.3 °F
July 87.1 °F
September 83.4 °F
Warmest sea temperature:
August 84.2 °F
July 82.0 °F
September 81.5 °F
The most cold months:
January 60.0 °F
February 60.1 °F
March 62.2 °F
The most rainy months:
November 2 days
March 2 days
October 2 days
The most windy months:
March 10 mph
February 9 mph
January 9 mph

Costa Blanca on the Weather Map

24 Hours Weather Forecast
Costa Blanca
Local time: 05:35
20 apr, monday
0600 62°F
NE
6 mph
0900 66°F
NE
6 mph
1200 70°F
N
8 mph
1500 70°F
N
7 mph
1800 70°F
N
8 mph
2100 66°F
NE
8 mph
21 apr, tuesday
0000 64°F
NE
5 mph
0300 64°F
NE
4 mph