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
As December commences, the average high-temperature subtly reduces, transitioning from a wintry 4.9°C (40.8°F) in November to a still cold 1.2°C (34.2°F). An average temperature of -2.3°C (27.9°F) is logged during the nights of December, a small step down from daytime highs.Humidity
The months with the highest humidity in Sollentuna are January, February, November and December, with an average relative humidity of 88%.Rainfall
In December, in Sollentuna, the rain falls for 8.5 days. Throughout December, 26mm (1.02") of precipitation is accumulated. In Sollentuna, during the entire year, the rain falls for 134.1 days and collects up to 336mm (13.23") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, in Sollentuna, it is snowing for 7.8 days. Throughout December, 54mm (2.13") of snow is accumulated. Throughout the year, in Sollentuna, there are 45.6 snowfall days, and 298mm (11.73") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 6h and 12min of daylight.On the first day of December, sunrise is at 08:19 and sunset at 14:55. On the last day of the month, sunrise is at 08:45 and sunset at 14:57 CET.
Sunshine
December has the least sunshine of the year in Sollentuna, with an average of 2.4h of sunshine.UV index
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Boost your sun resistance with garments that are densely woven yet spacious. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
How cold is December in Sollentuna?
What are the most humid months in Sollentuna?
What is the average humidity in December in Sollentuna?
How much does it rain in Sollentuna in December?
How much does it snow in Sollentuna in December?
What is the month with the shortest days in Sollentuna?
How many hours of daylight does Sollentuna have in December?
When is the sunrise / sunset in December in Sollentuna?
What is the month with the least sunshine in Sollentuna?
How many hours of sunshine does Sollentuna have in December?
How high is the UV index in December in Sollentuna?
Average temperature in December
Sollentuna, Sweden
- Average high temperature in December: 1.2°C
The warmest month (with the highest average high temperature) is July (21.7°C).
The month with the lowest average high temperature is January (-0.7°C).
- Average low temperature in December: -2.3°C
The month with the highest average low temperature is July (13.1°C).
The coldest month (with the lowest average low temperature) is January (-4°C).
Average pressure in December
Sollentuna, Sweden
- Average pressure in December: 1007.7mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed in December
Sollentuna, Sweden
- Average wind speed in December: 17.6km/h
The windiest month (with the highest average wind speed) is December (17.6km/h).
The calmest months (with the lowest average wind speed) are July and August (12.1km/h).
Average humidity in December
Sollentuna, Sweden
- Average humidity in December: 88%
The months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Sollentuna, Sweden
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in December
Sollentuna, Sweden
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Sollentuna, Sweden
- Average snowfall in December: 54mm
The month with the highest snowfall is February (82mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Sollentuna, Sweden
- Average snowfall days in December: 7.8 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sollentuna, Sweden
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 2h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in December
Sollentuna, Sweden
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in December
Sollentuna, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Sollentuna, Sweden
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Sollentuna, Sweden
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (8km).
Sollentuna, Sweden
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