Weather in April
Temperature
In Lisbon, the average high-temperature in April is relatively the same as in March - a still enjoyable 19.8°C (67.6°F). The average low-temperature, in April, is 11.9°C (53.4°F).Rainfall
In Lisbon, it is raining for 11 days, with typically 68mm (2.68") of accumulated precipitation. Throughout the year, in Lisbon, there are 112 rainfall days, and 774mm (30.47") of precipitation is accumulated.Sea temperature
In April, the average sea temperature in Lisbon is 16.3°C (61.3°F).Note: Swimming in 16.3°C (61.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
Daylight
In Lisbon, the average length of the day in April is 13h and 14min.On the first day of April, sunrise is at 07:21 and sunset at 19:59. On the last day of the month, sunrise is at 06:40 and sunset at 20:27 WEST.
Sunshine
In Lisbon, the average sunshine in April is 8h.UV index
The average daily maximum UV index in April in Lisbon, Portugal, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 6 in April interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
FAQ
What is the temperature in April in Lisbon?
How much does it rain in Lisbon in April?
What is the sea water temperature in April in Lisbon?
What is the average length of the day in April in Lisbon?
When are sunrise and sunset in April in Lisbon?
How long on average sun shines in April in Lisbon?
How high is the UV index in April in Lisbon?
Average temperature in April
Lisbon, Portugal
- Average high temperature in April: 19.8°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (14.8°C).
- Average low temperature in April: 11.9°C
The month with the highest average low temperature is August (18.6°C).
The coldest month (with the lowest average low temperature) is January (8.3°C).
Average rainfall in April
Lisbon, Portugal
- Average rainfall in April: 68.1mm
The wettest month (with the highest rainfall) is November (127.6mm).
The driest month (with the least rainfall) is July (4.2mm).
Average rainfall days in April
Lisbon, Portugal
- Average rainfall days in April: 11 days
The months with the highest number of rainy days are January, February and December (14 days).
The months with the least rainy days are July and August (2 days).
Average sea temperature in April
Lisbon, Portugal
- Average sea temperature in April: 16.3°C
The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).
Average daylight in April /
Average sunshine in April
Lisbon, Portugal
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h
The months with the most sunshine are July and August (Average sunshine: 11h).
The months with the least sunshine are January, February, November and December (Average sunshine: 5h).
Average UV index in April
Lisbon, Portugal
- Average UV index in April: 6
The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January and December (UV index 2).
Weather forecast for your location
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