Measurements:
°C
°F
Islantilla
70°F
N 18 mph
Feels like: 70°F
Precip: 75%
World Resorts Spain Islantilla Weather

Islantilla Sea Water Temperature

Current Sea Water Temperature:
+68.4°F
Maximum Sea Water Temperature in November: 72.8°F
Minimum Sea Water Temperature in November: 62.2°F
Average water temperature in November: 66.5°F

Sea Water Temperature for the Last 10 Days:

November 08 68.4°F November 03 69.4°F
November 07 68.8°F November 02 69.4°F
November 06 68.2°F November 01 68.8°F
November 05 68.8°F October 31 69.0°F
November 04 69.4°F October 30 69.2°F

When is the Warmest Sea for Islantilla?

According to our data for the last three years for Islantilla 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 Islantilla was 72.8°F. The maximum and minimum values were 68.8°F and 76.2°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Islantilla was 74.9°F. The maximum and minimum values were 67.4°F and 82.0°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Islantilla was 75.7°F. The maximum and minimum values were 68.0°F and 78.6°F respectively.

Best Time to Visit Islantilla
The most sunny months:
August 30 days
July 30 days
June 25 days
The most warm months:
July 91.1 °F
August 90.4 °F
September 84.8 °F
Warmest sea temperature:
August 74.3 °F
July 74.0 °F
September 72.5 °F
The most cold months:
January 60.0 °F
December 61.9 °F
February 63.5 °F
The most rainy months:
December 2 days
November 2 days
March 1 day
The most windy months:
March 9 mph
June 9 mph
January 9 mph

Islantilla on the Weather Map

24 Hours Weather Forecast
Islantilla
Local time: 14:51
08 nov, sunday
1500 70°F
N
18 mph
1800 70°F
NW
17 mph
2100 70°F
N
22 mph
09 nov, monday
0000 70°F
N
21 mph
0300 68°F
N
21 mph
0600 68°F
NE
17 mph
0900 70°F
NE
14 mph
1200 74°F
NE
15 mph