World Resorts Spain Islantilla Weather

Islantilla sea water temperature

Current sea water temperature:
+58.6°F
Minimum sea water temperature in January: 62.2°F
Maximum sea water temperature in January: 56.5°F
Average sea water temperature in January: 59.5°F

Sea water temperature for the last 10 days:

January 9 58.6°F January 4 58.6°F
January 8 58.6°F January 3 58.5°F
January 7 58.3°F January 2 58.1°F
January 6 57.7°F January 1 57.7°F
January 5 57.2°F December 31 57.0°F

When is the warmest sea in Islantilla?

Based on the data about daily sea water temperature for the last three years the warmest sea in Islantilla was noticed in August, July and September.

Monthly Sea Temperatures in Islantilla, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 74.7°F. The highest and lowest sea temperatures during the month were 78.4°F and 68.4°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 72.1°F. The highest and lowest sea temperatures during the month were 78.6°F and 63.0°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 66.9°F. The highest and lowest sea temperatures during the month were 71.4°F and 63.3°F.

Best time for vacation in Islantilla

Sunniest months:
July 31 days
August 30 days
June 25 days
Warmest months:
July 87.2 °F
August 86.6 °F
June 80.6 °F
Warmest sea temp:
August 72.2 °F
July 71.5 °F
September 69.7 °F
Coldest months:
January 59.5 °F
December 60.7 °F
February 62.2 °F
Rainiest months:
March 2 days
November 2 days
December 2 days
Windiest months:
March 9.8 mph
June 9.3 mph
April 9.2 mph

Islantilla on a weather map

Islantilla
+45°F
SE 8 mph
Feels like: +41°F
Precip.: 0%
Places in Spain:
Name
°F
+50°F
+45°F
+46°F
+57°F
+54°F
+61°F
+45°F
+57°F
+39°F
+48°F
+59°F
+52°F
+61°F
24 Hours Forecast
Islantilla
Local time: 08:25
January 10, saturday
0900
45°F
SE
8 mph
1200
54°F
SE
12 mph
1500
57°F
SE
11 mph
1800
54°F
SE
11 mph
2100
50°F
S
8 mph
January 11, sunday
0000
48°F
S
7 mph
0300
46°F
S
7 mph
0600
45°F
S
7 mph
Units of measurement: °C / °F