Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With the commencement of December, Fornebu records a moderate temperature decline, with the average high easing from November's cold 2.7°C (36.9°F) to a freezing cold -1.6°C (29.1°F). Fornebu encounters an average temperature dip to a still subzero cold -5.3°C (22.5°F) throughout December, subtly lower than its daytime maximum.Humidity
The average relative humidity in December in Fornebu is 88%.Rainfall
In Fornebu, during December, the rain falls for 6.5 days and regularly aggregates up to 17mm (0.67") of precipitation. Throughout the year, in Fornebu, 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 Fornebu. In Fornebu, during December, snow falls for 6.9 days and regularly aggregates up to 56mm (2.2") of snow. In Fornebu, 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 Fornebu.On the first day of the month, sunrise is at 08:52 and sunset at 15:20. On the last day of December, sunrise is at 09:18 and sunset at 15:22 CET.
Sunshine
January and December, with an average of 3.2h of sunshine, are months with the least sunshine.UV index
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is it in Fornebu in December?
What is the average humidity in December in Fornebu?
How much does it rain in Fornebu in December?
How many days does it snow in December in Fornebu?
What is the month with the shortest days in Fornebu?
What is the average length of the day in December in Fornebu?
When is the sunrise / sunset in December in Fornebu?
What are the months with the least sunshine in Fornebu?
How many hours of sunshine does Fornebu have in December?
How high is the UV index in December in Fornebu?
Average temperature in December
Fornebu, 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
Fornebu, 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
Fornebu, 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
Fornebu, 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
Fornebu, 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
Fornebu, 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
Fornebu, 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
Fornebu, 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
Fornebu, Norway
- Average daylight in December: 6h and 1min
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 1min
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
Fornebu, 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
Fornebu, 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
Fornebu, 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
Fornebu, 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).
Fornebu, Norway
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