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 sea temperature 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
December
Weather in December
Temperature
The shift from November to December coincides with a small decrease in the average high-temperature, down to a subzero cold -1.6°C (29.1°F) from an icy 2.7°C (36.9°F). December sees a slight dip to an average low temperature of -5.3°C (22.5°F) from the daytime highs.Humidity
The average relative humidity in December is 88%.Rainfall
In Sandvika, in December, during 6.5 rainfall days, 17mm (0.67") of precipitation is typically accumulated. In Sandvika, during the entire year, the rain falls for 127.7 days and collects up to 307mm (12.09") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Sandvika, in December, snow falls for 6.9 days, with typically accumulated 56mm (2.2") of snow. Throughout the year, in Sandvika, there are 42.9 snowfall days, and 271mm (10.67") of snow is accumulated.Sea temperature
In December, the average sea temperature in Sandvika is 6.3°C (43.3°F).Note: Swimming in 6.3°C (43.3°F) poses a severe threat. Even short exposure to 13°C (55.4°F) is chilling, and going below 10°C (50°F) can cause breathing irregularities and intense cold shock, based on one's stamina.
Daylight
December has the shortest days of the year, with an average of 6h and 6min of daylight.On the first day of December, sunrise is at 08:52 and sunset at 15:21. On the last day of the month, sunrise is at 09:19 and sunset at 15:23 CET.
Sunshine
January and December, with an average of 3.2h of sunshine, are months with the least sunshine.UV index
In Sandvika, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Experience reduced UV exposure by about half when donning a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Sandvika?
What is the average humidity in December in Sandvika?
How much does it rain in Sandvika in December?
How much does it snow in Sandvika in December?
What is the water temperature in December in Sandvika?
What is the month with the shortest days in Sandvika?
How many hours of daylight does Sandvika have in December?
What time are sunrise and sunset in December in Sandvika?
What are the months with the least sunshine in Sandvika?
How many hours of sunshine does Sandvika have in December?
What is the UV index reading in December in Sandvika?
Average temperature in December
Sandvika, 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
Sandvika, 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
Sandvika, 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
Sandvika, 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
Sandvika, 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
Sandvika, 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
Sandvika, 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
Sandvika, 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 sea temperature in December
Sandvika, Norway
- Average sea temperature in December: 6.3°C
The best month for swimming (with the highest average sea temperature) is August (17.9°C).
The coldest month (with the lowest average sea temperature) is March (3°C).
Average daylight in December /
Average sunshine in December
Sandvika, 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
Sandvika, 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
Sandvika, 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
Sandvika, 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
Sandvika, 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).
