April
Weather in April
Temperature
The average high-temperature in April, at a pleasant 21°C (69.8°F), reveals a modest deviation from March's 19°C (66.2°F). An average nighttime temperature of 11°C (51.8°F) is observed in Islantilla during April.Rainfall
In Islantilla, Spain, during April, the rain falls for 10 days and regularly aggregates up to 41mm (1.61") of precipitation. In Islantilla, during the entire year, the rain falls for 90 days and collects up to 523mm (20.59") of precipitation.Sea temperature
In Islantilla, in April, the average water temperature is 17°C (62.6°F).Note: For most individuals, swimming in 17°C (62.6°F) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in April is 13h and 10min.On the first day of April, sunrise is at 08:13 and sunset at 20:51. On the last day of the month, sunrise is at 07:34 and sunset at 21:17 CEST.
Sunshine
The average sunshine in April in Islantilla is 8h.UV index
The average daily maximum UV index in April is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 7 during April leads to these advisories:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Islantilla in April?
How much does it rain in Islantilla in April?
What is the sea water temperature in April in Islantilla?
What is the average length of the day in April in Islantilla?
When is the sunrise / sunset in April in Islantilla?
How long on average sun shines in April in Islantilla?
What is the UV index intensity in April in Islantilla?
Average temperature in April
Islantilla, Spain
- Average high temperature in April: 21°C
The warmest months (with the highest average high temperature) are July and August (31°C).
The months with the lowest average high temperature are January and December (16°C).
- Average low temperature in April: 11°C
The month with the highest average low temperature is August (19°C).
The coldest month (with the lowest average low temperature) is January (7°C).
Average rainfall in April
Islantilla, Spain
- Average rainfall in April: 41mm
The wettest month (with the highest rainfall) is December (87mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in April
Islantilla, Spain
- Average rainfall days in April: 10 days
The month with the highest number of rainy days is December (13 days).
The months with the least rainy days are July and August (1 days).
Average sea temperature in April
Islantilla, Spain
- Average sea temperature in April: 17°C
The best month for swimming (with the highest average sea temperature) is August (22°C).
The coldest months (with the lowest average sea temperature) are January, February and March (16°C).
Average daylight in April /
Average sunshine in April
Islantilla, Spain
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 8h
The month with the most sunshine is July (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 5h).
Average UV index in April
Islantilla, Spain
- Average UV index in April: 7
The months with the highest UV index are June, July and August (UV index 9).
The months with the lowest UV index are January and December (UV index 2).
