April weather forecastRiola, Spain

April

Weather in April

April, like March, in Riola, Spain, is another refreshing spring month, with an average temperature ranging between max 19.5°C (67.1°F) and min 11.3°C (52.3°F).

Temperature

Riola's average high-temperature in April is a still comfortable 19.5°C (67.1°F), indicating a subtle variation from March. In Riola, the average nighttime temperature during April is a cool 11.3°C (52.3°F).

Humidity

The average relative humidity in April in Riola is 65%.

Rainfall

In Riola, in April, during 10.8 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Riola, Spain, during the entire year, the rain falls for 87.2 days and collects up to 294mm (11.57") of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

In April, the average length of the day in Riola is 13h and 15min.
On the first day of the month, sunrise is at 07:44 and sunset at 20:25. On the last day of April, in Riola, Spain, sunrise is at 07:03 and sunset at 20:53 CEST.

Sunshine

The average sunshine in April in Riola is 8.6h.

UV index

In April, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 5 during April leads to these instructions:
Be vigilant - Preventing sunburn is recommended. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

The high-temperature, in April, in Riola, is 19.5°C (67.1°F), while the low-temperature averages to 11.3°C (52.3°F).

The average relative humidity in April in Riola is 65%.

In Riola, Spain, in April, during 10.8 rainfall days, 42mm (1.65") of precipitation is typically accumulated.

In Riola, Spain, snow does not fall in February through December.

In Riola, Spain, the average day length in April is 13h and 15min.

On the first day of April in Riola, Spain, sunrise is at 07:44 and sunset at 20:25. On the last day of the month, sunrise is at 07:03 and sunset at 20:53 CEST.

In Riola, the average sunshine duration in April is 8.6h.

In Riola, Spain, the average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Riola, Spain

  • Average high temperature in April: 19.5°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (14.6°C).

  • Average low temperature in April: 11.3°C

The month with the highest average low temperature is August (22.2°C).
The coldest month (with the lowest average low temperature) is January (7.1°C).

Average pressure in April
Riola, Spain

  • Average pressure in April: 1014.8mbar

The month with the highest atmospheric pressure is December (1021.8mbar).
The month with the lowest atmospheric pressure is April (1014.8mbar).

Average wind speed in April
Riola, Spain

  • Average wind speed in April: 11.3km/h

The windiest month (with the highest average wind speed) is January (14.7km/h).
The calmest months (with the lowest average wind speed) are September and October (8.7km/h).

Average humidity in April
Riola, Spain

  • Average humidity in April: 65%

The months with the highest relative humidity are October and December (66%).
The month with the lowest relative humidity is June (57%).

Average rainfall in April
Riola, Spain

  • Average rainfall in April: 42mm

The wettest month (with the highest rainfall) is March (45mm).
The driest month (with the least rainfall) is July (7mm).

Average rainfall days in April
Riola, Spain

  • Average rainfall days in April: 10.8 days

The month with the highest number of rainy days is April (10.8 days).
The month with the least rainy days is August (4.5 days).

Average snowfall in April
Riola, Spain

  • Average snowfall in April: 0mm

The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in April
Riola, Spain

  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in April /
Average sunshine in April
Riola, Spain

  • Average daylight in April: 13h and 18min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in April: 8h and 36min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are November and December (Average sunshine: 6h and 54min).

Average sunshine days in April
Riola, Spain

  • Average sunshine days in April: 16.5 days

The month with the most sunshine days is July (24.5 days).
The month with the least sunshine days is April (16.5 days).

Average UV index in April
Riola, Spain

  • Average UV index in April: 5

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

Average cloud cover in April
Riola, Spain

  • Average cloud cover in April: 27

The months with the most cloud cover are March and April (Cloud cover 27).
The month with the least cloud cover is July (Cloud cover 12).

Average visibility in April
Riola, Spain

  • Average visibility in April: 10km

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