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 onset of December, Couillet's climate undergoes a slight change as the average high-temperature moves from a chilly 9.2°C (48.6°F) in November to a wintry 5.8°C (42.4°F). Throughout the nights in December, Couillet notes an average low of 1.9°C (35.4°F), a small dip from the daytime peak.Humidity
December is the most humid month, with an average relative humidity of 89%.Rainfall
The month with the most rainfall is December, when the rain falls for 15.1 days and typically aggregates up to 60mm (2.36") of precipitation.Snowfall
January through March, October through December are months with snowfall. In Couillet, during December, snow falls for 3.4 days and regularly aggregates up to 38mm (1.5") of snow. In Couillet, during the entire year, snow falls for 16.2 days and aggregates up to 154mm (6.06") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 08:21 and sunset at 16:41. On the last day of the month, sunrise is at 08:42 and sunset at 16:48 CET.
Sunshine
January and December, with an average of 3.5h of sunshine, are months with the least 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 threat to health from unsafe exposure to UV radiation for the average person.Note: An average UV index of 2 in December transforms into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Couillet during December?
What is the most humid month in Couillet?
What is the average humidity in December in Couillet?
What is the rainiest month in Couillet?
How much does it rain in Couillet in December?
How much does it snow in Couillet in December?
What is the month with the shortest days in Couillet?
What is the average length of the day in December in Couillet?
When are sunrise and sunset in December in Couillet?
What are the months with the least sunshine in Couillet?
How long on average sun shines in December in Couillet?
When is the lowest UV index in Couillet?
What is the UV index intensity in December in Couillet?
Average temperature in December
Couillet, Belgium
- Average high temperature in December: 5.8°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (4.6°C).
- Average low temperature in December: 1.9°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (0.6°C).
Average pressure in December
Couillet, Belgium
- Average pressure in December: 1016.8mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in December
Couillet, Belgium
- Average wind speed in December: 18.7km/h
The windiest month (with the highest average wind speed) is December (18.7km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in December
Couillet, Belgium
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Couillet, Belgium
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in December
Couillet, Belgium
- Average rainfall days in December: 15.1 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (12.1 days).
Average snowfall in December
Couillet, Belgium
- Average snowfall in December: 38mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Couillet, Belgium
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Couillet, Belgium
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is July (Average sunshine: 8h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).
Average sunshine days in December
Couillet, Belgium
- Average sunshine days in December: 11.5 days
The months with the most sunshine days are March and September (14.2 days).
The month with the least sunshine days is August (10.4 days).
Average UV index in December
Couillet, Belgium
- 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, February, November and December (UV index 2).
Average cloud cover in December
Couillet, Belgium
- Average cloud cover in December: 65
The months with the most cloud cover are January and December (Cloud cover 65).
The months with the least cloud cover are April and August (Cloud cover 44).
Average visibility in December
Couillet, Belgium
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August and October (9km).
The months with the lowest visibility are January, September, November and December (8km).
