December weather forecastSisamón, Spain
December
Weather in December
December, the first month of the winter in Sisamón, is still a chilly month, with an average temperature varying between 1.6°C (34.9°F) and 9.2°C (48.6°F).Temperature
The onset of December marks an average high-temperature of a frosty 9.2°C (48.6°F), hardly differing from November's 11.7°C (53.1°F). During December, the average low-temperature is an icy 1.6°C (34.9°F).Humidity
In Sisamón, Spain, the average relative humidity in December is 73%.Rainfall
In Sisamón, in December, during 6.8 rainfall days, 13mm (0.51") of precipitation is typically accumulated. In Sisamón, during the entire year, the rain falls for 109.4 days and collects up to 290mm (11.42") of precipitation.Snowfall
January through April, November and December are months with snowfall. In Sisamón, during December, snow falls for 1.1 days and regularly aggregates up to 5mm (0.2") of snow. In Sisamón, Spain, during the entire year, snow falls for 12.6 days and aggregates up to 165mm (6.5") of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:14 and sunset at 17:40. On the last day of December, in Sisamón, Spain, sunrise is at 08:33 and sunset at 17:49 CET.
Sunshine
In December, the average sunshine is 6.6h.UV index
The months with the lowest UV index in Sisamón, Spain, are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sisamón, Spain
- Average high temperature in December: 9.2°C
The warmest months (with the highest average high temperature) are July and August (29.3°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in December: 1.6°C
The month with the highest average low temperature is August (16.5°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in December
Sisamón, 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 (1015mbar).
Average wind speed in December
Sisamón, Spain
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest months (with the lowest average wind speed) are August and September (10km/h).
Average humidity in December
Sisamón, Spain
- Average humidity in December: 73%
The month with the highest relative humidity is January (74%).
The months with the lowest relative humidity are July and August (47%).
Average rainfall in December
Sisamón, Spain
- Average rainfall in December: 13mm
The wettest month (with the highest rainfall) is April (45mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in December
Sisamón, Spain
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is April (14.1 days).
The month with the least rainy days is August (5.5 days).
Average snowfall in December
Sisamón, Spain
- Average snowfall in December: 5mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Sisamón, Spain
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (3.5 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
Sisamón, Spain
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 6h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is November (Average sunshine: 6h and 18min).
Average sunshine days in December
Sisamón, Spain
- Average sunshine days in December: 22.1 days
The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is April (13.4 days).
Average UV index in December
Sisamón, Spain
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Sisamón, Spain
- Average cloud cover in December: 28
The months with the most cloud cover are January, April and November (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in December
Sisamón, Spain
- Average visibility in December: 10km
The months with the highest visibility are February, March, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, April and November (9km).
