April weather forecastCasével, Portugal

April

Weather in April

April is a pleasant spring month in Casével, Portugal, with an average temperature fluctuating between 9°C (48.2°F) and 20.7°C (69.3°F).

Temperature

Casével's transition from March to April introduces an average high-temperature of an agreeable 20.7°C (69.3°F), marking an insignificant variation from the 17.8°C (64°F). Casével experiences an average low-temperature of 9°C (48.2°F) in month of April.

Humidity

In April, the average relative humidity is 74%.

Rainfall

The month with the most rainfall is April, when the rain falls for 9.7 days and typically aggregates up to 20mm (0.79") of precipitation.

Daylight

In April, the average length of the day is 13h and 11min.
On the first day of April in Casével, sunrise is at 07:17 and sunset at 19:55. On the last day of the month, sunrise is at 06:37 and sunset at 20:22 WEST.

Sunshine

In Casével, the average sunshine in April is 8.3h.

UV index

The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In April, a regular UV index of 4 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Updated: Jul 17, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Casével, 20.7°C (69.3°F) is the average high-temperature and 9°C (48.2°F) is the average low-temperature during April.

The average relative humidity in April is 74%.

The month with the most rainfall is April, when the rain falls for 9.7 days and typically aggregates up to 20mm (0.79") of precipitation.

In Casével, in April, during 9.7 rainfall days, 20mm (0.79") of precipitation is typically accumulated.

In April, the average day length is 13h and 11min.

In April, on the first day of the month, sunrise is at 07:17 and sunset at 19:55. On the last day of the month, sunrise is at 06:37 and sunset at 20:22 WEST.

The average sunshine duration in April is 8.3h.

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M April M J J A S O N D

Mar

April

May

Average high temperature

17.8°C

20.7°C

25.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.7km/h

12.4km/h

12.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

19.7

18.8

23.9

Average UV index

Average cloud cover

Average visibility

Average temperature in April
Casével, Portugal

Average high temperature in April: 20.7°C

The warmest month (with the highest average high temperature) is August (34.7°C).
The month with the lowest average high temperature is January (14.4°C).

Average low temperature in April: 9°C

The month with the highest average low temperature is August (17.8°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).

Average pressure in April
Casével, Portugal

Average pressure in April: 1015.4mbar

The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in April
Casével, Portugal

Average wind speed in April: 11.1km/h

The windiest month (with the highest average wind speed) is July (11.9km/h).
The calmest month (with the lowest average wind speed) is September (9.7km/h).

Average humidity in April
Casével, Portugal

Average humidity in April: 74%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (47%).

Average rainfall in April
Casével, Portugal

Average rainfall in April: 20mm

The wettest month (with the highest rainfall) is April (20mm).
The driest months (with the least rainfall) are July and August (1mm).

Average rainfall days in April
Casével, Portugal

Average rainfall days in April: 9.7 days

The month with the highest number of rainy days is April (9.7 days).
The month with the least rainy days is August (1 days).

Average daylight in April /
Average sunshine in April
Casével, Portugal

Average daylight in April: 13h and 12min

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 36min).

Average sunshine in April: 8h and 18min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in April
Casével, Portugal

Average sunshine days in April: 18.8 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is April (18.8 days).

Average UV index in April
Casével, Portugal

Average UV index in April: 4

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in April
Casével, Portugal

Average cloud cover in April: 40

The months with the most cloud cover are January and April (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 10).

Average visibility in April
Casével, Portugal

Average visibility in April: 9km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).