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
The onset of December brings a small shift in high-temperatures, falling from a cool 10°C (50°F) in November to a chilly 6.7°C (44.1°F). December's average low temperature in Billy-sur-Aisne is a cold 2.6°C (36.7°F), displaying a subtle drop from its daily peak.Humidity
With an average relative humidity of 88%, December is the most humid month in Billy-sur-Aisne.Rainfall
December is the month with the most rainfall in Billy-sur-Aisne. Rain falls for 17.7 days and accumulates 65mm (2.56") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Billy-sur-Aisne, France, during December, snow falls for 2.5 days and regularly aggregates up to 15mm (0.59") of snow. In Billy-sur-Aisne, during the entire year, snow falls for 11.3 days and aggregates up to 83mm (3.27") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 18min of daylight.On the first day of December in Billy-sur-Aisne, sunrise is at 08:21 and sunset at 16:50. On the last day of the month, sunrise is at 08:41 and sunset at 16:57 CET.
Sunshine
The average sunshine in December in Billy-sur-Aisne is 4.1h.UV index
The months with the lowest UV index in Billy-sur-Aisne are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is it in Billy-sur-Aisne in December?
What is the most humid month in Billy-sur-Aisne?
What is the average humidity in December in Billy-sur-Aisne?
What is the rainiest month in Billy-sur-Aisne?
How many days does it rain in December in Billy-sur-Aisne?
How many days does it snow in December in Billy-sur-Aisne?
What is the month with the shortest days in Billy-sur-Aisne?
What is the average length of the day in December in Billy-sur-Aisne?
What time are sunrise and sunset in December in Billy-sur-Aisne?
How many hours of sunshine does Billy-sur-Aisne have in December?
What are the months with the lowest UV index in Billy-sur-Aisne?
What is the UV index intensity in December in Billy-sur-Aisne?
Average temperature in December
Billy-sur-Aisne, France
- Average high temperature in December: 6.7°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 (5.8°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).
Average pressure in December
Billy-sur-Aisne, France
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in December
Billy-sur-Aisne, France
- Average wind speed in December: 16km/h
The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in December
Billy-sur-Aisne, 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 (74%).
Average rainfall in December
Billy-sur-Aisne, France
- Average rainfall in December: 65mm
The wettest month (with the highest rainfall) is December (65mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in December
Billy-sur-Aisne, France
- Average rainfall days in December: 17.7 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is September (13 days).
Average snowfall in December
Billy-sur-Aisne, France
- Average snowfall in December: 15mm
The month with the highest snowfall is January (38mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Billy-sur-Aisne, France
- Average snowfall days in December: 2.5 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
Billy-sur-Aisne, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Billy-sur-Aisne, France
- Average sunshine days in December: 8.7 days
The month with the most sunshine days is September (13.6 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in December
Billy-sur-Aisne, 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
Billy-sur-Aisne, France
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 39).
Average visibility in December
Billy-sur-Aisne, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
Billy-sur-Aisne, France
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