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
December
Weather in December
Temperature
With the beginning of December, the average high-temperature shows a small decrease, transitioning from a cold 4.7°C (40.5°F) in November to a still wintry 1°C (33.8°F). A minor drop in temperature is observed from daytime highs in Bettna during the nights of December, averaging a freezing cold -2.9°C (26.8°F).Humidity
January, February, November and December, with an average relative humidity of 90%, are the most humid months in Bettna.Rainfall
In Bettna, Sweden, during December, the rain falls for 8.6 days and regularly aggregates up to 29mm (1.14") of precipitation. In Bettna, during the entire year, the rain falls for 140.4 days and collects up to 387mm (15.24") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Bettna, during December, snow falls for 9.6 days and regularly aggregates up to 90mm (3.54") of snow. Throughout the year, there are 49.3 snowfall days, and 420mm (16.54") of snow is accumulated.Daylight
With an average of 6h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:20 and sunset at 15:04. On the last day of December, sunrise is at 08:46 and sunset at 15:07 CET.
Sunshine
December has the least sunshine of the year in Bettna, Sweden, with an average of 2.7h of sunshine.UV index
The average daily maximum UV index in December in Bettna is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 2 during December translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Bettna in December?
What is the most humid month in Bettna?
What is the average humidity in December in Bettna?
How many days does it rain in December in Bettna?
How much does it snow in Bettna in December?
What is the month with the shortest days in Bettna?
How many hours of daylight does Bettna have in December?
When is the sunrise / sunset in December in Bettna?
What is the month with the least sunshine in Bettna?
How long on average sun shines in December in Bettna?
How high is the UV index in December in Bettna?
Average temperature in December
Bettna, Sweden
- Average high temperature in December: 1°C
The warmest month (with the highest average high temperature) is July (22.4°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in December: -2.9°C
The month with the highest average low temperature is July (12.4°C).
The coldest months (with the lowest average low temperature) are January and February (-4.6°C).
Average pressure in December
Bettna, Sweden
- Average pressure in December: 1008.1mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.1mbar).
Average wind speed in December
Bettna, Sweden
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in December
Bettna, Sweden
- Average humidity in December: 90%
The months with the highest relative humidity are January, February, November and December (90%).
The months with the lowest relative humidity are May and June (70%).
Average rainfall in December
Bettna, Sweden
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Bettna, Sweden
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Bettna, Sweden
- Average snowfall in December: 90mm
The month with the highest snowfall is February (112mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Bettna, Sweden
- Average snowfall days in December: 9.6 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bettna, Sweden
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in December: 2h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in December
Bettna, Sweden
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is October (17 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in December
Bettna, Sweden
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Bettna, Sweden
- Average cloud cover in December: 67
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 42).
Average visibility in December
Bettna, Sweden
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The months with the lowest visibility are January and February (7km).
