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 4.9°C (40.8°F) in November to a still icy 1.1°C (34°F). Bollstanäs welcomes an average low temperature of -2.2°C (28°F) in December, a gentle shift from the day's high.Humidity
The average relative humidity in December in Bollstanäs is 88%.Rainfall
In December, the rain falls for 7.4 days. Throughout December, 26mm (1.02") of precipitation is accumulated. In Bollstanäs, during the entire year, the rain falls for 137.4 days and collects up to 358mm (14.09") of precipitation.Snowfall
January through May, October through December are months with snowfall in Bollstanäs. In Bollstanäs, Sweden, in December, snow falls for 8.1 days, with typically accumulated 63mm (2.48") of snow. In Bollstanäs, Sweden, during the entire year, snow falls for 52 days and aggregates up to 365mm (14.37") of snow.Daylight
With an average of 6h and 12min of daylight, December has the shortest days of the year in Bollstanäs, Sweden.On the first day of the month, sunrise is at 08:19 and sunset at 14:54. On the last day of December, sunrise is at 08:45 and sunset at 14:56 CET.
Sunshine
The month with the least sunshine is December, with an average of 2.4h of sunshine.UV index
In Bollstanäs, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. 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 Bollstanäs in December?
What is the average humidity in December in Bollstanäs?
How many days does it rain in December in Bollstanäs?
How many days does it snow in December in Bollstanäs?
What is the month with the shortest days in Bollstanäs?
What is the average length of the day in December in Bollstanäs?
When are sunrise and sunset in December in Bollstanäs?
What is the month with the least sunshine in Bollstanäs?
How many hours of sunshine does Bollstanäs have in December?
How high is the UV index in December in Bollstanäs?
Average temperature in December
Bollstanäs, Sweden
- Average high temperature in December: 1.1°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-0.7°C).
- Average low temperature in December: -2.2°C
The month with the highest average low temperature is July (13°C).
The coldest months (with the lowest average low temperature) are January and February (-4.2°C).
Average pressure in December
Bollstanäs, 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
Bollstanäs, Sweden
- Average wind speed in December: 17.2km/h
The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest months (with the lowest average wind speed) are July and August (11.9km/h).
Average humidity in December
Bollstanäs, Sweden
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Bollstanäs, Sweden
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Bollstanäs, Sweden
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in December
Bollstanäs, Sweden
- Average snowfall in December: 63mm
The month with the highest snowfall is February (106mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Bollstanäs, Sweden
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is February (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bollstanäs, 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
Bollstanäs, Sweden
- Average sunshine days in December: 16 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is February (11.1 days).
Average UV index in December
Bollstanäs, 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
Bollstanäs, 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
Bollstanäs, Sweden
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February and March (8km).
