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 the onset of December, Les Châtelets's average high-temperature slightly adjusts, moderately receding from November's cool 10.1°C (50.2°F) to a chilly 7°C (44.6°F). Les Châtelets's December nights experience a subtle temperature dip to an average of 2.7°C (36.9°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 88%.Rainfall
In Les Châtelets, in December, during 14.3 rainfall days, 47mm (1.85") of precipitation is typically accumulated. In Les Châtelets, during the entire year, the rain falls for 170 days and collects up to 466mm (18.35") of precipitation.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall in Les Châtelets is December, when snow falls for 2 days and typically aggregates up to 26mm (1.02") of snow.Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:27 and sunset at 17:02. On the last day of December, sunrise is at 08:48 and sunset at 17:09 CET.
Sunshine
The average sunshine in December is 4.2h.UV index
The months with the lowest UV index in Les Châtelets are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
How cold does it get in Les Châtelets in December?
What is the most humid month in Les Châtelets?
What is the average humidity in December in Les Châtelets?
How many days does it rain in December in Les Châtelets?
What is the snowiest month in Les Châtelets?
How much does it snow in Les Châtelets in December?
What is the month with the shortest days in Les Châtelets?
What is the average length of the day in December in Les Châtelets?
When are sunrise and sunset in December in Les Châtelets?
How long on average sun shines in December in Les Châtelets?
When is the lowest UV index in Les Châtelets?
How high is the UV index in December in Les Châtelets?
Average temperature in December
Les Châtelets, France
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in December: 2.7°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).
Average pressure in December
Les Châtelets, France
- Average pressure in December: 1018.1mbar
The months with the highest atmospheric pressure are September and December (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in December
Les Châtelets, France
- Average wind speed in December: 17.5km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in December
Les Châtelets, France
- Average humidity in December: 88%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (73%).
Average rainfall in December
Les Châtelets, France
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in December
Les Châtelets, France
- Average rainfall days in December: 14.3 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in December
Les Châtelets, France
- Average snowfall in December: 26mm
The month with the highest snowfall is December (26mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Les Châtelets, France
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is January (2.8 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
Les Châtelets, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Les Châtelets, France
- Average sunshine days in December: 12.9 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Les Châtelets, France
- 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
Les Châtelets, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in December
Les Châtelets, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, May and June (8km).
Les Châtelets, France
Weather forecast for your location
2. Allow the app to use your location
