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 beginning of December, the average high-temperature shows a small decrease, transitioning from a fresh 10.1°C (50.2°F) in November to a chilly 6.7°C (44.1°F). December nighttime temperatures in Les Sièges hover close to the daytime peak with an average of 2.1°C (35.8°F).Humidity
With an average relative humidity of 88%, December is the most humid month.Rainfall
In Les Sièges, in December, during 16.5 rainfall days, 53mm (2.09") of precipitation is typically accumulated. In Les Sièges, France, during the entire year, the rain falls for 180.5 days and collects up to 499mm (19.65") of precipitation.Snowfall
Months with snowfall in Les Sièges, France, are January through March, November and December. In Les Sièges, in December, during 3.3 snowfall days, 25mm (0.98") of snow is typically accumulated. Throughout the year, in Les Sièges, there are 12.4 snowfall days, and 89mm (3.5") of snow is accumulated.Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year in Les Sièges.On the first day of the month, sunrise is at 08:15 and sunset at 16:54. On the last day of December, in Les Sièges, sunrise is at 08:36 and sunset at 17:01 CET.
Sunshine
The average sunshine in December is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Les Sièges. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Les Sièges in December?
What is the most humid month in Les Sièges?
What is the average humidity in December in Les Sièges?
How much does it rain in Les Sièges in December?
How many days does it snow in December in Les Sièges?
What is the month with the shortest days in Les Sièges?
How many hours of daylight does Les Sièges have in December?
When is the sunrise / sunset in December in Les Sièges?
How many hours of sunshine does Les Sièges have in December?
What is the month with the lowest UV index in Les Sièges?
What is the UV index reading in December in Les Sièges?
Average temperature in December
Les Sièges, France
- Average high temperature in December: 6.7°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in December
Les Sièges, France
- Average pressure in December: 1019.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in December
Les Sièges, France
- Average wind speed in December: 13.8km/h
The windiest month (with the highest average wind speed) is February (13.9km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in December
Les Sièges, France
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Les Sièges, France
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in December
Les Sièges, France
- Average rainfall days in December: 16.5 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in December
Les Sièges, France
- Average snowfall in December: 25mm
The month with the highest snowfall is January (30mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Les Sièges, France
- Average snowfall days in December: 3.3 days
The month with the highest number of snowfall days is January (3.8 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
Les Sièges, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Les Sièges, France
- Average sunshine days in December: 10 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is June (8.4 days).
Average UV index in December
Les Sièges, France
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Les Sièges, France
- Average cloud cover in December: 61
The months with the most cloud cover are January and December (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in December
Les Sièges, France
- Average visibility in December: 8km
The months with the highest visibility are March, April, July, August and September (9km).
The months with the lowest visibility are January, February, May, June, October, November and December (8km).
