December weather forecastCastromembibre, Spain

December

Weather in December

The first month of the winter, December, is also a frosty month in Castromembibre, Spain, with temperature in the range of an average low of 2.5°C (36.5°F) and an average high of 9.3°C (48.7°F).

Temperature

The shift into December uncovers an average high-temperature of a frosty 9.3°C (48.7°F), subtly different from the previous month. Castromembibre reports an average nighttime low-temperature of 2.5°C (36.5°F) in December.

Humidity

The average relative humidity in December is 79%.

Rainfall

In Castromembibre, during December, the rain falls for 8.8 days and regularly aggregates up to 26mm (1.02") of precipitation. Throughout the year, there are 104.3 rainfall days, and 249mm (9.8") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Castromembibre, in December, during 0.8 snowfall days, 7mm (0.28") of snow is typically accumulated. Throughout the year, in Castromembibre, there are 8.9 snowfall days, and 58mm (2.28") of snow is accumulated.

Daylight

December has the shortest days of the year in Castromembibre, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 08:29 and sunset at 17:51. On the last day of the month, sunrise is at 08:48 and sunset at 18:00 CET.

Sunshine

December has the least sunshine of the year in Castromembibre, with an average of 5.7h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

In Castromembibre, in December, the average high-temperature is 9.3°C (48.7°F), and the average low-temperature is 2.5°C (36.5°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 30°C (86°F).

The average relative humidity in December is 79%.

In Castromembibre, in December, it is raining for 8.8 days, with typically 26mm (1.02") of accumulated precipitation.

In Castromembibre, Spain, in December, during 0.8 snowfall days, 7mm (0.28") of snow is typically accumulated.

December has the shortest days of the year in Castromembibre, Spain, with an average of 9h and 12min of daylight.

In December, the average day length in Castromembibre, Spain, is 9h and 13min.

In December, on the first day of the month, sunrise is at 08:29 and sunset at 17:51. On the last day of the month, in Castromembibre, sunrise is at 08:48 and sunset at 18:00 CET.

With an average of 5.7h of sunshine, December has the least sunshine of the year.

In Castromembibre, the average sunshine duration in December is 5.7h.

The months with the lowest UV index in Castromembibre, Spain, are January, February, November and December, with an average maximum UV index of 2.

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's 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
Castromembibre, Spain

  • Average high temperature in December: 9.3°C

The warmest months (with the highest average high temperature) are July and August (29.4°C).
The month with the lowest average high temperature is January (8.6°C).

  • Average low temperature in December: 2.5°C

The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

Average pressure in December
Castromembibre, Spain

  • Average pressure in December: 1023.3mbar

The month with the highest atmospheric pressure is December (1023.3mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

Average wind speed in December
Castromembibre, Spain

  • Average wind speed in December: 12.5km/h

The windiest month (with the highest average wind speed) is March (15.7km/h).
The calmest month (with the lowest average wind speed) is September (11km/h).

Average humidity in December
Castromembibre, Spain

  • Average humidity in December: 79%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (45%).

Average rainfall in December
Castromembibre, Spain

  • Average rainfall in December: 26mm

The wettest month (with the highest rainfall) is November (36mm).
The driest month (with the least rainfall) is August (5mm).

Average rainfall days in December
Castromembibre, Spain

  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is April (13.7 days).
The month with the least rainy days is August (2.8 days).

Average snowfall in December
Castromembibre, Spain

  • Average snowfall in December: 7mm

The month with the highest snowfall is January (20mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Castromembibre, Spain

  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

  • Average daylight in December: 9h and 12min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 5h and 42min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
Castromembibre, Spain

  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is August (27.1 days).
The month with the least sunshine days is April (15 days).

Average UV index in December
Castromembibre, Spain

  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Castromembibre, Spain

  • Average cloud cover in December: 40

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 11).

Average visibility in December
Castromembibre, Spain

  • Average visibility in December: 9km

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