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
The start of December involves a subtle temperature drop, shifting from a chilly 6°C (42.8°F) in November to a cold 2.5°C (36.5°F). In December, Aspen's nights cool slightly to a consistent average temperature of -0.7°C (30.7°F).Humidity
The months with the highest humidity in Aspen, Sweden, are January, February and December, with an average relative humidity of 89%.Rainfall
In Aspen, in December, during 15 rainfall days, 51mm (2.01") of precipitation is typically accumulated. In Aspen, during the entire year, the rain falls for 172.1 days and collects up to 500mm (19.69") of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Aspen, it is snowing for 6.2 days. Throughout December, 56mm (2.2") of snow is accumulated. In Aspen, during the entire year, snow falls for 34.3 days and aggregates up to 267mm (10.51") of snow.Daylight
The month with the shortest days in Aspen is December, with an average of 6h and 42min of daylight.On the first day of December, sunrise is at 08:29 and sunset at 15:30. On the last day of the month, sunrise is at 08:54 and sunset at 15:34 CET.
Sunshine
The average sunshine in December in Aspen, Sweden, is 3.5h.UV index
The months with the lowest UV index in Aspen, Sweden, are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 1 in December translates into these instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Boost your sun resistance with garments that are densely woven yet spacious. 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 December in Aspen?
What is the most humid month in Aspen?
What is the average humidity in December in Aspen?
How much does it rain in Aspen in December?
How many days does it snow in December in Aspen?
What is the month with the shortest days in Aspen?
What is the average length of the day in December in Aspen?
When is the sunrise / sunset in December in Aspen?
How long on average sun shines in December in Aspen?
What are the months with the lowest UV index in Aspen?
What is the UV index reading in December in Aspen?
Average temperature in December
Aspen, Sweden
- Average high temperature in December: 2.5°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -0.7°C
The months with the highest average low temperature are July and August (12.3°C).
The coldest month (with the lowest average low temperature) is February (-2.7°C).
Average pressure in December
Aspen, Sweden
- Average pressure in December: 1008.8mbar
The month with the highest atmospheric pressure is April (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).
Average wind speed in December
Aspen, Sweden
- Average wind speed in December: 16.6km/h
The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (12.4km/h).
Average humidity in December
Aspen, Sweden
- Average humidity in December: 89%
The months with the highest relative humidity are January, February and December (89%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in December
Aspen, Sweden
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is August (57mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Aspen, Sweden
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is August (19.6 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in December
Aspen, Sweden
- Average snowfall in December: 56mm
The month with the highest snowfall is January (77mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Aspen, Sweden
- Average snowfall days in December: 6.2 days
The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Aspen, Sweden
- Average daylight in December: 6h and 4min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in December
Aspen, Sweden
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is April (15.4 days).
The month with the least sunshine days is August (9.2 days).
Average UV index in December
Aspen, Sweden
- Average UV index in December: 1
The months with the highest UV index are May, June and July (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Aspen, Sweden
- Average cloud cover in December: 66
The months with the most cloud cover are February, November and December (Cloud cover 66).
The month with the least cloud cover is June (Cloud cover 41).
Average visibility in December
Aspen, Sweden
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and February (8km).
