December weather forecastRiaucourt, France
December
Weather in December
The first month of the winter, December, is also an icy month in Riaucourt, France, with an average temperature ranging between min 1.1°C (34°F) and max 5.5°C (41.9°F).Temperature
Riaucourt's December weather shows a modest shift in high-temperatures, falling from November's chilly 8.8°C (47.8°F) to a cold 5.5°C (41.9°F). In December, Riaucourt's nighttime temperatures demonstrate a slight decrease, stabilizing at an average of 1.1°C (34°F).Humidity
The months with the highest humidity in Riaucourt are January and December, with an average relative humidity of 89%.Rainfall
The month with the most rainfall is December, when the rain falls for 14.6 days and typically aggregates up to 70mm (2.76") of precipitation.Snowfall
January through March, November and December are months with snowfall in Riaucourt. In Riaucourt, during December, snow falls for 4.9 days and regularly aggregates up to 42mm (1.65") of snow. Throughout the year, there are 20.5 snowfall days, and 164mm (6.46") of snow is accumulated.Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year in Riaucourt.On the first day of the month, sunrise is at 08:09 and sunset at 16:47. On the last day of December, sunrise is at 08:29 and sunset at 16:55 CET.
Sunshine
December has the least sunshine of the year, with an average of 3.5h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 2 in December leads to these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. During bright days, sunglasses that offer UVA and UVB defense are recommended. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Riaucourt, France
- Average high temperature in December: 5.5°C
The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in December: 1.1°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-0.4°C).
Average pressure in December
Riaucourt, France
- Average pressure in December: 1019.7mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed in December
Riaucourt, France
- Average wind speed in December: 15.3km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity in December
Riaucourt, France
- Average humidity in December: 89%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Riaucourt, France
- Average rainfall in December: 70mm
The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is September (38mm).
Average rainfall days in December
Riaucourt, France
- Average rainfall days in December: 14.6 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (11.7 days).
Average snowfall in December
Riaucourt, France
- Average snowfall in December: 42mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Riaucourt, France
- Average snowfall days in December: 4.9 days
The month with the highest number of snowfall days is January (6.1 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
Riaucourt, France
- Average daylight in December: 8h and 24min
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 30min
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 30min).
Average sunshine days in December
Riaucourt, France
- Average sunshine days in December: 11.4 days
The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in December
Riaucourt, 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
Riaucourt, France
- Average cloud cover in December: 65
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Riaucourt, France
- Average visibility in December: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).





