December weather forecastCastrillo de la Valduerna, Spain
December
Weather in December
December, the first month of the winter in Castrillo de la Valduerna, is still a chilly month, with an average temperature fluctuating between 8.1°C (46.6°F) and 0.9°C (33.6°F).Temperature
The arrival of December marks a slight shift to an average high-temperature of a still chilly 8.1°C (46.6°F) from November's 9.8°C (49.6°F). An average low-temperature of 0.9°C (33.6°F) is anticipated throughout the nights during December.Humidity
The average relative humidity in December is 83%.Rainfall
In Castrillo de la Valduerna, during December, the rain falls for 13.5 days and regularly aggregates up to 74mm (2.91") of precipitation. In Castrillo de la Valduerna, during the entire year, the rain falls for 157.5 days and collects up to 576mm (22.68") of precipitation.Snowfall
January through April, November and December are months with snowfall in Castrillo de la Valduerna, Spain. In December, in Castrillo de la Valduerna, Spain, it is snowing for 1.3 days. Throughout December, 9mm (0.35") of snow is accumulated. In Castrillo de la Valduerna, during the entire year, snow falls for 8 days and aggregates up to 69mm (2.72") of snow.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 08:34 and sunset at 17:53. On the last day of December, sunrise is at 08:53 and sunset at 18:02 CET.
Sunshine
The month with the least sunshine in Castrillo de la Valduerna is December, with an average of 5.7h of sunshine.UV index
The months with the lowest UV index in Castrillo de la Valduerna are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. It's recommended to limit sun exposure when its radiation is at its peak during midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Castrillo de la Valduerna, Spain
- Average high temperature in December: 8.1°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in December: 0.9°C
The months with the highest average low temperature are July and August (10.8°C).
The coldest month (with the lowest average low temperature) is February (-0.3°C).
Average pressure in December
Castrillo de la Valduerna, Spain
- Average pressure in December: 1022.4mbar
The month with the highest atmospheric pressure is December (1022.4mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
Castrillo de la Valduerna, Spain
- Average wind speed in December: 8.1km/h
The windiest month (with the highest average wind speed) is February (9km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in December
Castrillo de la Valduerna, Spain
- Average humidity in December: 83%
The months with the highest relative humidity are January and November (85%).
The month with the lowest relative humidity is August (62%).
Average rainfall in December
Castrillo de la Valduerna, Spain
- Average rainfall in December: 74mm
The wettest month (with the highest rainfall) is November (91mm).
The driest month (with the least rainfall) is August (15mm).
Average rainfall days in December
Castrillo de la Valduerna, Spain
- Average rainfall days in December: 13.5 days
The months with the highest number of rainy days are April and November (17.4 days).
The month with the least rainy days is August (5.5 days).
Average snowfall in December
Castrillo de la Valduerna, Spain
- Average snowfall in December: 9mm
The month with the highest snowfall is February (32mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Castrillo de la Valduerna, Spain
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Castrillo de la Valduerna, Spain
- Average daylight in December: 9h and 6min
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 6min).
- Average sunshine in December: 5h and 42min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in December
Castrillo de la Valduerna, Spain
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is August (21.7 days).
The month with the least sunshine days is November (8.8 days).
Average UV index in December
Castrillo de la Valduerna, Spain
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (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
Castrillo de la Valduerna, Spain
- Average cloud cover in December: 46
The month with the most cloud cover is November (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Castrillo de la Valduerna, Spain
- Average visibility in December: 8km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January and November (7km).
