December weather forecastBjörna, Sweden
December
Weather in December
December, the first month of the winter in Björna, is still a freezing cold month, with an average temperature ranging between min -4.5°C (23.9°F) and max -1.2°C (29.8°F).Temperature
December brings a minor shift in the average high-temperature, adjusting from a cold 1.8°C (35.2°F) in November to a freezing cold -1.2°C (29.8°F). Björna's December nights witness minimal differential from the daytime temperatures, with averages of -4.5°C (23.9°F).Humidity
In December, the average relative humidity is 89%.Rainfall
December is the month with the most rainfall in Björna. Rain falls for 7.5 days and accumulates 43mm (1.69") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Björna, Sweden, in December, during 16.3 snowfall days, 178mm (7.01") of snow is typically accumulated. In Björna, during the entire year, snow falls for 85.1 days and aggregates up to 868mm (34.17") of snow.Daylight
With an average of 4h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:57 and sunset at 14:12. On the last day of December, in Björna, sunrise is at 09:28 and sunset at 14:09 CET.
Sunshine
The month with the least sunshine is December, with an average of 1.5h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Björna, Sweden
- Average high temperature in December: -1.2°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (-3.5°C).
- Average low temperature in December: -4.5°C
The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is February (-7.5°C).
Average pressure in December
Björna, Sweden
- Average pressure in December: 1005.5mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1005.5mbar).
Average wind speed in December
Björna, Sweden
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).
Average humidity in December
Björna, Sweden
- Average humidity in December: 89%
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is June (68%).
Average rainfall in December
Björna, Sweden
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Björna, Sweden
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is August (15 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Björna, Sweden
- Average snowfall in December: 178mm
The month with the highest snowfall is January (191mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Björna, Sweden
- Average snowfall days in December: 16.3 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Björna, Sweden
- Average daylight in December: 4h and 42min
The month with the longest days is June (Average daylight: 20h and 24min).
The month with the shortest days is December (Average daylight: 4h and 42min).
- Average sunshine in December: 1h and 30min
The month with the most sunshine is July (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in December
Björna, Sweden
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is June (16.8 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in December
Björna, Sweden
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Björna, Sweden
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Björna, Sweden
- Average visibility in December: 8km
The month with the highest visibility is June (10km).
The month with the lowest visibility is February (7km).
