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
Weather in December
Temperature
With December's onset, the weather reveals a slight temperature decrease, transitioning from a cool 10°C (50°F) in November to a frosty 6.9°C (44.4°F). Aalter, during December nights, experiences a subtle shift to a low average of 3.1°C (37.6°F) from the day's heat.Humidity
December is the most humid month, with an average relative humidity of 87%.Rainfall
In Aalter, in December, during 13.6 rainfall days, 26mm (1.02") of precipitation is typically accumulated. Throughout the year, in Aalter, there are 156.7 rainfall days, and 272mm (10.71") of precipitation is accumulated.Snowfall
Months with snowfall in Aalter are January through March and December. December is the first month it typically snows. Throughout December, in the average 1.9 snowfall days, it receives 11mm (0.43") of snow. Throughout the year, there are 7.1 snowfall days, and 37mm (1.46") of snow is accumulated.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:28 and sunset at 16:42. On the last day of December, in Aalter, sunrise is at 08:49 and sunset at 16:49 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.6h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
Is it cold in Aalter during December?
What is the most humid month in Aalter?
What is the average humidity in December in Aalter?
How many days does it rain in December in Aalter?
When does it start snowing in Aalter?
What is the month with the shortest days in Aalter?
What is the average length of the day in December in Aalter?
When are sunrise and sunset in December in Aalter?
What is the month with the least sunshine in Aalter?
How many hours of sunshine does Aalter have in December?
What are the months with the lowest UV index in Aalter?
What is the UV index reading in December in Aalter?
Average temperature in December
Aalter, Belgium
- Average high temperature in December: 6.9°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 3.1°C
The month with the highest average low temperature is August (14.2°C).
The coldest months (with the lowest average low temperature) are January and February (1.7°C).
Average pressure in December
Aalter, Belgium
- Average pressure in December: 1015.9mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed in December
Aalter, Belgium
- Average wind speed in December: 17.2km/h
The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest month (with the lowest average wind speed) is August (12km/h).
Average humidity in December
Aalter, Belgium
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in December
Aalter, Belgium
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is June (34mm).
The driest month (with the least rainfall) is September (13mm).
Average rainfall days in December
Aalter, Belgium
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is September (10.1 days).
Average snowfall in December
Aalter, Belgium
- Average snowfall in December: 11mm
The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Aalter, Belgium
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Aalter, 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 month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Aalter, Belgium
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
Aalter, 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
Aalter, Belgium
- Average cloud cover in December: 63
The months with the most cloud cover are January and December (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in December
Aalter, Belgium
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Aalter, Belgium
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