World Resorts Spain Islantilla Weather

Islantilla weather in May

Weather in Islantilla: May

Average day temperature: 75.2°F
Average night temperature: 61.1°F
Sea water temperature: 64.5°F
Number of sunny days: 24 days
Day length: 13.7 - 14.5 hours
Number of rainy days: 0 days
Precipitation totals: 0.2 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 83°F. At the same time the lowest night temperature was 52°F. Daily and nightly averages during May were 71.9°F and 59.1°F.

Sea water temperature in Islantilla in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 64.8°F. The highest and lowest sea temperatures during the month were 73.6°F and 61.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are sunny but cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Islantilla in May is 0.2 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 9.1 mph It makes May one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 11.6.

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 61.4 °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
+57°F
SW 2 mph
Feels like: +57°F
Precip.: 0%
Places in Spain:
Name
°F
+55°F
+52°F
+55°F
+66°F
+59°F
+50°F
+70°F
+46°F
+57°F
+52°F
+64°F
+57°F
+66°F
24 Hours Forecast
Islantilla
Local time: 23:10
December 06, saturday
0000
57°F
SW
2 mph
0300
57°F
S
4 mph
0600
55°F
S
5 mph
0900
55°F
SW
4 mph
1200
61°F
SW
1 mph
1500
64°F
E
4 mph
1800
63°F
E
5 mph
2100
61°F
S
6 mph
Units of measurement: °C / °F