April weather forecast and climate
Rolão, Portugal

Weather in April

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

Temperature

In Rolão, the average high-temperature is practically the same as in March - an agreeable 20.7°C (69.3°F). In Rolão, Portugal, in April, the average low-temperature is 9°C (48.2°F).

Humidity

The average relative humidity in April is 74%.

Rainfall

April is the month with the most rainfall in Rolão. Rain falls for 9.7 days and accumulates 20mm (0.79") of precipitation.

Daylight

The average length of the day is 13.2h.

Sunshine

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

UV index

The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In April, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in April in Rolão?

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

What is the average humidity in April in Rolão?

The average relative humidity in April in Rolão is 74%.

How much does it rain in Rolão in April?

In April, in Rolão, Portugal, the rain falls for 9.7 days. Throughout April, 20mm (0.79") of precipitation is accumulated.

What is the rainiest month in Rolão?

April is the month with the most rainfall in Rolão. Rain falls for 9.7 days and accumulates 20mm (0.79") of precipitation.

How many hours of daylight does Rolão have in April?

The average length of the day in April in Rolão, Portugal, is 13.2h.

How many hours of sunshine does Rolão have in April?

The average sunshine in April in Rolão, Portugal, is 8.3h.

What is the UV index intensity in April in Rolão?

In Rolão, Portugal, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in April
Rolão, Portugal

Average temperature in April - Rolão, 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).

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Average pressure in April
Rolão, Portugal

Average pressure in April - Rolão, 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).

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Average wind speed in April
Rolão, Portugal

Average wind speed in April - Rolão, 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).

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Average humidity in April
Rolão, Portugal

Average humidity in April - Rolão, 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%).

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Average rainfall in April
Rolão, Portugal

Average rainfall in April - Rolão, 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).

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Average rainfall days in April
Rolão, Portugal

Average rainfall days in April - Rolão, 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).

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

Average daylight in April / Average sunshine in April - Rolão, Portugal
  • Average daylight in April: 13.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in April: 8.3h

Months with the most sunshine are July and August (Average sunshine: 11.6h).
The month with the least sunshine is January (Average sunshine: 5.4h).

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Average sunshine days in April
Rolão, Portugal

Average sunshine days in April - Rolão, 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).

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Average UV index in April
Rolão, Portugal

Average UV index in April - Rolão, Portugal
  • Average UV index in April: 4

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

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Average cloud cover in April
Rolão, Portugal

Average cloud cover in April - Rolão, Portugal
  • Average cloud cover in April: 40

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

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Average visibility in April
Rolão, Portugal

Average visibility in April - Rolão, Portugal
  • Average visibility in April: 9km

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

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