December weather forecastLes Roises, France
December
Weather in December
The first month of the winter, December, is also an icy month in Les Roises, France, with an average temperature varying between 1.1°C (34°F) and 5.2°C (41.4°F).Temperature
With December's onset, the weather reveals a slight temperature decrease, transitioning from a chilly 8.5°C (47.3°F) in November to a wintry 5.2°C (41.4°F). Les Roises observes an average low-temperature of 1.1°C (34°F) during the slightly cooler nights of December.Humidity
December is the most humid month, with an average relative humidity of 90%.Rainfall
December is the month with the most rainfall in Les Roises. Rain falls for 15 days and accumulates 75mm (2.95") of precipitation.Snowfall
January through March, May, October through December are months with snowfall in Les Roises. In Les Roises, during December, snow falls for 5.8 days and regularly aggregates up to 56mm (2.2") of snow. Throughout the year, there are 26.2 snowfall days, and 208mm (8.19") of snow is accumulated.Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:08 and sunset at 16:44. On the last day of the month, sunrise is at 08:29 and sunset at 16:52 CET.
Sunshine
With an average of 3.3h of sunshine, December has the least sunshine of the year in Les Roises.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Les Roises, France. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Les Roises, France
- Average high temperature in December: 5.2°C
The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in December: 1.1°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 (-0.3°C).
Average pressure in December
Les Roises, France
- Average pressure in December: 1019.1mbar
The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is November (1014.4mbar).
Average wind speed in December
Les Roises, France
- Average wind speed in December: 16.4km/h
The windiest months (with the highest average wind speed) are February and December (16.4km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in December
Les Roises, 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 (76%).
Average rainfall in December
Les Roises, France
- Average rainfall in December: 75mm
The wettest month (with the highest rainfall) is December (75mm).
The driest months (with the least rainfall) are April, September and October (34mm).
Average rainfall days in December
Les Roises, France
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is September (10.6 days).
Average snowfall in December
Les Roises, France
- Average snowfall in December: 56mm
The month with the highest snowfall is January (70mm).
The months with the least snowfall are April, June, July, August and September (0mm).
Average snowfall days in December
Les Roises, France
- Average snowfall days in December: 5.8 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Les Roises, 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 18min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in December
Les Roises, France
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in December
Les Roises, France
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Les Roises, France
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Les Roises, 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).
