Measurements:
°C
°F
Costa Blanca
72°F
S 13 mph
Feels like: 72°F
Precip: 3%
World Resorts Spain Costa Blanca Weather

Costa Blanca Sea Water Temperature

Current Sea Water Temperature:
+78.0°F
Maximum Sea Water Temperature in October: 81.4°F
Minimum Sea Water Temperature in October: 67.6°F
Average water temperature in October: 76.1°F

Sea Water Temperature for the Last 10 Days:

October 21 78.0°F October 16 78.4°F
October 20 78.2°F October 15 79.2°F
October 19 78.2°F October 14 79.4°F
October 18 78.6°F October 13 79.4°F
October 17 78.6°F October 12 79.4°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: 2026 2025 2024

The average sea surface temperature in August 2026 for Costa Blanca was 87.2°F. The maximum and minimum values were 82.4°F and 88.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Costa Blanca was 85.2°F. The maximum and minimum values were 82.0°F and 87.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Costa Blanca was 82.4°F. The maximum and minimum values were 80.6°F and 85.4°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 88.2 °F
July 87.1 °F
September 83.2 °F
Warmest sea temperature:
August 84.4 °F
July 82.2 °F
September 81.6 °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: 06:16
22 oct, thursday
0900 70°F
S
11 mph
1200 72°F
SW
9 mph
1500 72°F
W
4 mph
1800 74°F
NE
9 mph
2100 74°F
NE
12 mph
23 oct, friday
0000 74°F
NE
16 mph
0300 72°F
NE
15 mph
0600 72°F
NE
15 mph