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
Rollainville's December weather features a light decline in high-temperatures, reducing from a chilly 8.5°C (47.3°F) in November to a cold 5.2°C (41.4°F). Throughout December, Rollainville observes a steady low-temperature average of 1.1°C (34°F), reflecting a minor dip from daytime highs.Humidity
The most humid month in Rollainville, France, is December, with an average relative humidity of 90%.Rainfall
December is the month with the most rainfall in Rollainville. Rain falls for 15 days and accumulates 75mm (2.95") of precipitation.Snowfall
Months with snowfall in Rollainville, France, are January through March, May, October through December. In Rollainville, 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
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of December in Rollainville, sunrise is at 08:07 and sunset at 16:44. On the last day of the month, sunrise is at 08:28 and sunset at 16:52 CET.
Sunshine
December has the least sunshine of the year, with an average of 3.3h of sunshine.UV index
The months with the lowest UV index in Rollainville are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 2 turns into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Rollainville?
What is the most humid month in Rollainville?
What is the average humidity in December in Rollainville?
What is the wettest month in Rollainville?
How much does it rain in Rollainville in December?
How much does it snow in Rollainville in December?
What is the month with the shortest days in Rollainville?
How many hours of daylight does Rollainville have in December?
When is the sunrise / sunset in December in Rollainville?
What is the month with the least sunshine in Rollainville?
How long on average sun shines in December in Rollainville?
What are the months with the lowest UV index in Rollainville?
What is the UV index intensity in December in Rollainville?
Average temperature in December
Rollainville, 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
Rollainville, 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
Rollainville, 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
Rollainville, 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
Rollainville, 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
Rollainville, 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
Rollainville, 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
Rollainville, 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
Rollainville, France
- Average daylight in December: 8h and 2min
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 2min
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
Rollainville, 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
Rollainville, 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
Rollainville, 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
Rollainville, 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).
