December weather forecastKolsås, Norway
December
Weather in December
December, the first month of the winter in Kolsås, is also a subzero cold month, with an average temperature ranging between max -1.6°C (29.1°F) and min -5.3°C (22.5°F).Temperature
The arrival of December suggests a slight decrease in the average high-temperature, moving from a wintry 2.7°C (36.9°F) in November to a freezing cold -1.6°C (29.1°F). Kolsås consistently logs a low temperature averaging -5.3°C (22.5°F) during December, a modest drop from daytime temperatures.Humidity
In Kolsås, the average relative humidity in December is 88%.Rainfall
In December, in Kolsås, the rain falls for 6.5 days. Throughout December, 17mm (0.67") of precipitation is accumulated. Throughout the year, there are 127.7 rainfall days, and 307mm (12.09") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Kolsås. In December, it is snowing for 6.9 days. Throughout December, 56mm (2.2") of snow is accumulated. In Kolsås, during the entire year, snow falls for 42.9 days and aggregates up to 271mm (10.67") of snow.Daylight
With an average of 6h and 6min of daylight, December has the shortest days of the year in Kolsås.On the first day of the month, sunrise is at 08:53 and sunset at 15:21. On the last day of December, sunrise is at 09:19 and sunset at 15:22 CET.
Sunshine
The months with the least sunshine in Kolsås are January and December, with an average of 3.2h of sunshine.UV index
In Kolsås, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Kolsås, Norway
- Average high temperature in December: -1.6°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-2.4°C).
- Average low temperature in December: -5.3°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-7.8°C).
Average pressure in December
Kolsås, Norway
- Average pressure in December: 1008mbar
The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in December
Kolsås, Norway
- Average wind speed in December: 9.8km/h
The windiest month (with the highest average wind speed) is January (9.9km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).
Average humidity in December
Kolsås, Norway
- Average humidity in December: 88%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Kolsås, Norway
- Average rainfall in December: 17mm
The wettest month (with the highest rainfall) is July (40mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in December
Kolsås, Norway
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Kolsås, Norway
- Average snowfall in December: 56mm
The month with the highest snowfall is March (73mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kolsås, Norway
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kolsås, Norway
- Average daylight in December: 6h and 6min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in December: 3h and 12min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).
Average sunshine days in December
Kolsås, Norway
- Average sunshine days in December: 18.3 days
The month with the most sunshine days is December (18.3 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Kolsås, Norway
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Kolsås, Norway
- Average cloud cover in December: 56
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is June (Cloud cover 45).
Average visibility in December
Kolsås, Norway
- Average visibility in December: 8km
The months with the highest visibility are April, May and June (9km).
The month with the lowest visibility is February (6km).





