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
December's arrival signals a moderate reduction in the average high-temperature, easing from a chilly 8.5°C (47.3°F) in November to an icy 5.1°C (41.2°F). In December, Sillegny's nights cool slightly to a consistent average temperature of 1°C (33.8°F).Humidity
With an average relative humidity of 90%, December is the most humid month.Rainfall
December is the month with the most rainfall in Sillegny, France. Rain falls for 15.6 days and accumulates 66mm (2.6") of precipitation.Snowfall
Months with snowfall in Sillegny, France, are January through March, October through December. December is the month with the most snowfall. Snow falls for 5.5 days and accumulates 61mm (2.4") of snow.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year.On the first day of December in Sillegny, sunrise is at 08:08 and sunset at 16:40. On the last day of the month, sunrise is at 08:29 and sunset at 16:47 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.3h 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 of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 2 during December leads to these instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
How cold is it in Sillegny in December?
What is the most humid month in Sillegny?
What is the average humidity in December in Sillegny?
What is the rainiest month in Sillegny?
How many days does it rain in December in Sillegny?
What is the snowiest month in Sillegny?
How many days does it snow in December in Sillegny?
What is the month with the shortest days in Sillegny?
What is the average length of the day in December in Sillegny?
When are sunrise and sunset in December in Sillegny?
What is the month with the least sunshine in Sillegny?
How many hours of sunshine does Sillegny have in December?
What is the month with the lowest UV index in Sillegny?
How high is the UV index in December in Sillegny?
Average temperature in December
Sillegny, France
- Average high temperature in December: 5.1°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in December: 1°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-0.4°C).
Average pressure in December
Sillegny, France
- Average pressure in December: 1019mbar
The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in December
Sillegny, France
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is February (15.7km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in December
Sillegny, France
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Sillegny, France
- Average rainfall in December: 66mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (33mm).
Average rainfall days in December
Sillegny, France
- Average rainfall days in December: 15.6 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in December
Sillegny, France
- Average snowfall in December: 61mm
The month with the highest snowfall is December (61mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Sillegny, France
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (7.5 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
Sillegny, 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 18min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in December
Sillegny, France
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in December
Sillegny, 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
Sillegny, France
- Average cloud cover in December: 66
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Sillegny, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, June, July, August and September (9km).
The months with the lowest visibility are January, May, October, November and December (8km).
Sillegny, France
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