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
December is characterized by a mild reduction in the average high-temperature, from a cold 4.2°C (39.6°F) in November to a still icy 0.4°C (32.7°F). Kölsta sees a gentle drop from the daily peak temperature in December, with an average low settling at a subzero cold -3.1°C (26.4°F).Humidity
In December, the average relative humidity is 89%.Rainfall
In December, the rain falls for 10.9 days. Throughout December, 35mm (1.38") of precipitation is accumulated. Throughout the year, in Kölsta, there are 145.4 rainfall days, and 399mm (15.71") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Kölsta. In Kölsta, in December, snow falls for 13 days, with typically accumulated 111mm (4.37") of snow. Throughout the year, there are 61.4 snowfall days, and 539mm (21.22") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 6h and 12min of daylight.On the first day of the month, sunrise is at 08:28 and sunset at 15:01. On the last day of December, sunrise is at 08:54 and sunset at 15:03 CET.
Sunshine
With an average of 2.6h of sunshine, December has the least sunshine of the year.UV index
In December, the average daily maximum UV index in Kölsta, Sweden, is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 2 translates into these guidelines:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Kölsta?
What is the average humidity in December in Kölsta?
How much does it rain in Kölsta in December?
How many days does it snow in December in Kölsta?
What is the month with the shortest days in Kölsta?
What is the average length of the day in December in Kölsta?
When is the sunrise / sunset in December in Kölsta?
What is the month with the least sunshine in Kölsta?
How long on average sun shines in December in Kölsta?
What is the UV index intensity in December in Kölsta?
Average temperature in December
Kölsta, Sweden
- Average high temperature in December: 0.4°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in December: -3.1°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).
Average pressure in December
Kölsta, Sweden
- Average pressure in December: 1007.7mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed in December
Kölsta, Sweden
- Average wind speed in December: 13.7km/h
The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in December
Kölsta, Sweden
- Average humidity in December: 89%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (69%).
Average rainfall in December
Kölsta, Sweden
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Kölsta, Sweden
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in December
Kölsta, Sweden
- Average snowfall in December: 111mm
The month with the highest snowfall is January (138mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kölsta, Sweden
- Average snowfall days in December: 13 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kölsta, Sweden
- Average daylight in December: 6h and 1min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in December
Kölsta, Sweden
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is December (10.5 days).
Average UV index in December
Kölsta, 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
Kölsta, Sweden
- Average cloud cover in December: 64
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June, July and August (Cloud cover 42).
Average visibility in December
Kölsta, Sweden
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is February (7km).
Kölsta, Sweden
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