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
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's cold 1.7°C (35.1°F) to a subzero cold -2.1°C (28.2°F). Alfta registers an average low-temperature of -5.7°C (21.7°F) throughout December, a modest decrease from its daytime highs.Humidity
In December, the average relative humidity in Alfta is 91%.Rainfall
In Alfta, in December, it is raining for 6.7 days, with typically 33mm (1.3") of accumulated precipitation. In Alfta, during the entire year, the rain falls for 133.4 days and collects up to 440mm (17.32") of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 15.3 days and accumulates 187mm (7.36") of snow.Daylight
With an average of 5h and 36min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:43 and sunset at 14:46. On the last day of the month, sunrise is at 09:11 and sunset at 14:46 CET.
Sunshine
December has the least sunshine of the year, with an average of 1.7h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 1 in December leads to these recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in Alfta in December?
When does it snow the most in Alfta?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Alfta have in December?
When are sunrise and sunset in December in Alfta?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Alfta, Sweden
- Average high temperature in December: -2.1°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (-3.5°C).
- Average low temperature in December: -5.7°C
The month with the highest average low temperature is July (10.7°C).
The coldest months (with the lowest average low temperature) are January and February (-8.1°C).
Average pressure in December
Alfta, Sweden
- Average pressure in December: 1006.6mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1006.6mbar).
Average wind speed in December
Alfta, Sweden
- Average wind speed in December: 11km/h
The windiest month (with the highest average wind speed) is December (11km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Alfta, Sweden
- Average humidity in December: 91%
The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are May and June (68%).
Average rainfall in December
Alfta, Sweden
- Average rainfall in December: 33mm
The wettest month (with the highest rainfall) is July (56mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in December
Alfta, Sweden
- Average rainfall days in December: 6.7 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in December
Alfta, Sweden
- Average snowfall in December: 187mm
The month with the highest snowfall is December (187mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Alfta, Sweden
- Average snowfall days in December: 15.3 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Alfta, Sweden
- Average daylight in December: 5h and 4min
The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 36min).
- Average sunshine in December: 1h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in December
Alfta, Sweden
- Average sunshine days in December: 11.6 days
The month with the most sunshine days is October (14.9 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Alfta, Sweden
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Alfta, Sweden
- Average cloud cover in December: 64
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 46).
Average visibility in December
Alfta, Sweden
- Average visibility in December: 7km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January, February and March (6km).
