December weather forecastBielsa, Spain

December

Weather in December

December, the first month of the winter in Bielsa, is also a frosty month, with temperature in the range of an average low of -0.6°C (30.9°F) and an average high of 6.2°C (43.2°F).

Temperature

Bielsa's weather, upon December's arrival, documents an average high-temperature of a still frosty 6.2°C (43.2°F), nearly identical to the prior month. Bielsa's temperature in December lowers to a consistent average of -0.6°C (30.9°F) during the nights.

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Bielsa, in December, during 6.2 rainfall days, 56mm (2.2") of precipitation is typically accumulated. In Bielsa, during the entire year, the rain falls for 127.2 days and collects up to 743mm (29.25") of precipitation.

Snowfall

Months with snowfall in Bielsa, Spain, are January through June, October through December. In Bielsa, Spain, in December, snow falls for 8.5 days, with typically accumulated 252mm (9.92") of snow. In Bielsa, Spain, during the entire year, snow falls for 60.9 days and aggregates up to 2047mm (80.59") of snow.

Daylight

December has the shortest days of the year in Bielsa, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 08:09 and sunset at 17:26. On the last day of December, sunrise is at 08:29 and sunset at 17:35 CET.

Sunshine

In Bielsa, the average sunshine in December is 6.4h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. To protect against the Sun's most potent rays, avoid direct exposure around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

In Bielsa, 6.2°C (43.2°F) is the average high-temperature and -0.6°C (30.9°F) is the average low-temperature during December.

In December, the average relative humidity in Bielsa, Spain, is 77%.

In Bielsa, Spain, in December, during 6.2 rainfall days, 56mm (2.2") of precipitation is typically accumulated.

In Bielsa, in December, snow falls for 8.5 days, with typically accumulated 252mm (9.92") of snow.

The month with the shortest days is December, with an average of 9h and 6min of daylight.

In December, the average day length in Bielsa, Spain, is 9h and 7min.

On the first day of December in Bielsa, sunrise is at 08:09 and sunset at 17:26. On the last day of the month, sunrise is at 08:29 and sunset at 17:35 CET.

In Bielsa, the average sunshine duration in December is 6.4h.

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bielsa, Spain.

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bielsa, Spain

  • Average high temperature in December: 6.2°C

The warmest month (with the highest average high temperature) is August (22.1°C).
The months with the lowest average high temperature are January and February (4.6°C).

  • Average low temperature in December: -0.6°C

The month with the highest average low temperature is August (10.8°C).
The coldest month (with the lowest average low temperature) is February (-3.5°C).

Average pressure in December
Bielsa, Spain

  • Average pressure in December: 1021.9mbar

The month with the highest atmospheric pressure is December (1021.9mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in December
Bielsa, Spain

  • Average wind speed in December: 7.8km/h

The windiest month (with the highest average wind speed) is November (8.2km/h).
The calmest months (with the lowest average wind speed) are August and September (5.9km/h).

Average humidity in December
Bielsa, Spain

  • Average humidity in December: 77%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (71%).

Average rainfall in December
Bielsa, Spain

  • Average rainfall in December: 56mm

The wettest month (with the highest rainfall) is November (90mm).
The driest month (with the least rainfall) is September (33mm).

Average rainfall days in December
Bielsa, Spain

  • Average rainfall days in December: 6.2 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (5.2 days).

Average snowfall in December
Bielsa, Spain

  • Average snowfall in December: 252mm

The month with the highest snowfall is January (482mm).
The months with the least snowfall are July, August and September (0mm).

Average snowfall days in December
Bielsa, Spain

  • Average snowfall days in December: 8.5 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are July, August and September (0 days).

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

  • Average daylight in December: 9h and 6min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 6h and 24min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).

Average sunshine days in December
Bielsa, Spain

  • Average sunshine days in December: 18.7 days

The month with the most sunshine days is December (18.7 days).
The month with the least sunshine days is April (11.6 days).

Average UV index in December
Bielsa, Spain

  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Bielsa, Spain

  • Average cloud cover in December: 33

The month with the most cloud cover is April (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in December
Bielsa, Spain

  • Average visibility in December: 9km

The months with the highest visibility are March, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, February, April and November (8km).