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
A mild drop in As's average high-temperature is observed in December, transitioning from a frosty 9.7°C (49.5°F) in November to a still chilly 6.1°C (43°F). During the nights of December, the average low-temperature holds at a cold 2.3°C (36.1°F).Humidity
December is the most humid month, with an average relative humidity of 87%.Rainfall
December is the month with the most rainfall. Rain falls for 17.5 days and accumulates 59mm (2.32") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 3.5 days. Throughout December, 40mm (1.57") of snow is accumulated. In As, Belgium, during the entire year, snow falls for 17.1 days and aggregates up to 136mm (5.35") of snow.Daylight
The month with the shortest days in As, Belgium, is December, with an average of 8h and 0min of daylight.On the first day of the month, sunrise is at 08:19 and sunset at 16:34. On the last day of December, sunrise is at 08:40 and sunset at 16:40 CET.
Sunshine
December has the least sunshine of the year, with an average of 3.6h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December leads to these advisories:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in As?
What is the most humid month in As?
What is the average humidity in December in As?
What is the rainiest month in As?
How much does it rain in As in December?
How much does it snow in As in December?
What is the month with the shortest days in As?
How many hours of daylight does As have in December?
When is the sunrise / sunset in December in As?
What is the month with the least sunshine in As?
How many hours of sunshine does As have in December?
What is the month with the lowest UV index in As?
What is the UV index reading in December in As?
Average temperature in December
As, Belgium
- Average high temperature in December: 6.1°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in December: 2.3°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in December
As, Belgium
- Average pressure in December: 1016.5mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in December
As, Belgium
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in December
As, Belgium
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
As, Belgium
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in December
As, Belgium
- Average rainfall days in December: 17.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (13.1 days).
Average snowfall in December
As, Belgium
- Average snowfall in December: 40mm
The month with the highest snowfall is January (44mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
As, Belgium
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
As, Belgium
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 4min
The months with the most sunshine are July and August (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
As, Belgium
- Average sunshine days in December: 9.2 days
The month with the most sunshine days is October (13.8 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in December
As, Belgium
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
As, Belgium
- Average cloud cover in December: 64
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in December
As, Belgium
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is December (8km).
