December weather forecastRiópar, Spain

December

Weather in December

The first month of the winter, December, is still a cool month in Riópar, Spain, with temperature in the range of an average low of 3.6°C (38.5°F) and an average high of 11.5°C (52.7°F).

Temperature

December's onset records a minor alteration in the average high-temperature to a cool 11.5°C (52.7°F) from November's 14.3°C (57.7°F). Throughout December, an average nighttime temperature of 3.6°C (38.5°F) is experienced in Riópar, Spain.

Humidity

January and December, with an average relative humidity of 72%, are the most humid months in Riópar.

Rainfall

In December, the rain falls for 4.9 days. Throughout December, 16mm (0.63") of precipitation is accumulated. Throughout the year, there are 73 rainfall days, and 195mm (7.68") of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Riópar, during December, snow falls for 0.2 days and regularly aggregates up to 14mm (0.55") of snow. In Riópar, during the entire year, snow falls for 1.8 days and aggregates up to 71mm (2.8") of snow.

Daylight

The month with the shortest days in Riópar is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 08:08 and sunset at 17:49. On the last day of December, sunrise is at 08:26 and sunset at 17:58 CET.

Sunshine

December has the least sunshine of the year, with an average of 6.5h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: A daily maximum UV index of 3 in December translates into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Updated: Jan 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during December is 11.5°C (52.7°F) and the low-temperature is 3.6°C (38.5°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is estimated at 34°C (93.2°F).

January and December, with an average relative humidity of 72%, are most humid months in Riópar.

In December, the average relative humidity is 72%.

In Riópar, Spain, in December, during 4.9 rainfall days, 16mm (0.63") of precipitation is typically accumulated.

In Riópar, in December, during 0.2 snowfall days, 14mm (0.55") of snow is typically accumulated.

With an average of 9h and 30min of daylight, December has the shortest days of the year in Riópar.

The average day length in December in Riópar is 9h and 32min.

In December, on the first day of the month, sunrise is at 08:08 and sunset at 17:49. On the last day of the month, in Riópar, sunrise is at 08:26 and sunset at 17:58 CET.

With an average of 6.5h of sunshine, December has the least sunshine of the year in Riópar, Spain.

In Riópar, the average sunshine duration in December is 6.5h.

The months with the lowest UV index in Riópar are January, February, November and December, with an average maximum UV index of 3.

In Riópar, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

14.3°C

11.5°C

10.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

17km/h

15.4km/h

17km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

21.6

25.5

24.4

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Riópar, Spain

Average high temperature in December: 11.5°C

The warmest month (with the highest average high temperature) is July (33.3°C).
The month with the lowest average high temperature is January (10.5°C).

Average low temperature in December: 3.6°C

The months with the highest average low temperature are July and August (19.8°C).
The coldest month (with the lowest average low temperature) is January (2.7°C).

Average pressure in December
Riópar, Spain

Average pressure in December: 1022.6mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).

Average wind speed in December
Riópar, Spain

Average wind speed in December: 14.1km/h

The windiest month (with the highest average wind speed) is February (16.7km/h).
The calmest months (with the lowest average wind speed) are September and October (11.2km/h).

Average humidity in December
Riópar, Spain

Average humidity in December: 72%

The months with the highest relative humidity are January and December (72%).
The month with the lowest relative humidity is July (38%).

Average rainfall in December
Riópar, Spain

Average rainfall in December: 16mm

The wettest month (with the highest rainfall) is March (28mm).
The driest months (with the least rainfall) are February, July and August (8mm).

Average rainfall days in December
Riópar, Spain

Average rainfall days in December: 4.9 days

The month with the highest number of rainy days is April (10.5 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in December
Riópar, Spain

Average snowfall in December: 14mm

The month with the highest snowfall is March (29mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Riópar, Spain

Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Riópar, Spain

Average daylight in December: 9h and 30min

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 December: 6h and 30min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in December
Riópar, Spain

Average sunshine days in December: 25.5 days

The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is April (19.2 days).

Average UV index in December
Riópar, Spain

Average UV index in December: 3

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

Average cloud cover in December
Riópar, Spain

Average cloud cover in December: 30

The month with the most cloud cover is January (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in December
Riópar, Spain

Average visibility in December: 10km

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