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
The arrival of December is marked by a minor reduction in average high-temperature, sliding from a cool 10°C (50°F) in November to a frosty 6.8°C (44.2°F). In Guillaucourt, the nocturnal temperatures throughout December show a marginal dip from the daytime averages, settling at a wintry 2.7°C (36.9°F).Humidity
January and December, with an average relative humidity of 88%, are the most humid months.Rainfall
The month with the most rainfall in Guillaucourt, France, is December, when the rain falls for 14.2 days and typically aggregates up to 43mm (1.69") of precipitation.Snowfall
January through March, November and December are months with snowfall in Guillaucourt, France. In December, in Guillaucourt, it is snowing for 1.3 days. Throughout December, 11mm (0.43") of snow is accumulated. In Guillaucourt, during the entire year, snow falls for 7.1 days and aggregates up to 38mm (1.5") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 12min of daylight.On the first day of the month, sunrise is at 08:26 and sunset at 16:51. On the last day of December, sunrise is at 08:47 and sunset at 16:58 CET.
Sunshine
In Guillaucourt, the average sunshine in December is 4h.UV index
The months with the lowest UV index in Guillaucourt, France, are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. 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 Guillaucourt during December?
What is the most humid month in Guillaucourt?
What is the average humidity in December in Guillaucourt?
What is the rainiest month in Guillaucourt?
How much does it rain in Guillaucourt in December?
How much does it snow in Guillaucourt in December?
What is the month with the shortest days in Guillaucourt?
How many hours of daylight does Guillaucourt have in December?
When is the sunrise / sunset in December in Guillaucourt?
How many hours of sunshine does Guillaucourt have in December?
What are the months with the lowest UV index in Guillaucourt?
How high is the UV index in December in Guillaucourt?
Average temperature in December
Guillaucourt, France
- Average high temperature in December: 6.8°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.7°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 (1°C).
Average pressure in December
Guillaucourt, France
- Average pressure in December: 1017mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Guillaucourt, France
- Average wind speed in December: 17.9km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in December
Guillaucourt, 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 (76%).
Average rainfall in December
Guillaucourt, France
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in December
Guillaucourt, France
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is September (11.3 days).
Average snowfall in December
Guillaucourt, France
- Average snowfall in December: 11mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Guillaucourt, France
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (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
Guillaucourt, France
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Guillaucourt, France
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is March (15.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Guillaucourt, 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
Guillaucourt, France
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in December
Guillaucourt, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
