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
December marks a gentle change in average high-temperature, declining from November's cool 12.3°C (54.1°F) to a frosty 8.9°C (48°F). An average low-temperature of 2.9°C (37.2°F) marks the month of December in Roussayrolles.Humidity
January, November and December, with an average relative humidity of 86%, are the most humid months.Rainfall
In Roussayrolles, France, in December, it is raining for 14.4 days, with typically 53mm (2.09") of accumulated precipitation. Throughout the year, there are 164.2 rainfall days, and 565mm (22.24") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Roussayrolles, France. In Roussayrolles, in December, during 1.2 snowfall days, 10mm (0.39") of snow is typically accumulated. In Roussayrolles, France, during the entire year, snow falls for 7.3 days and aggregates up to 41mm (1.61") of snow.Daylight
December has the shortest days of the year in Roussayrolles, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 08:08 and sunset at 17:15. On the last day of December, in Roussayrolles, sunrise is at 08:27 and sunset at 17:24 CET.
Sunshine
The average sunshine in December is 4.7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Roussayrolles. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Stay sun-safe with clothing that is both closely woven and worn loosely. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Roussayrolles in December?
What is the most humid month in Roussayrolles?
What is the average humidity in December in Roussayrolles?
How many days does it rain in December in Roussayrolles?
How much does it snow in Roussayrolles in December?
What is the month with the shortest days in Roussayrolles?
What is the average length of the day in December in Roussayrolles?
When is the sunrise / sunset in December in Roussayrolles?
How long on average sun shines in December in Roussayrolles?
What are the months with the lowest UV index in Roussayrolles?
What is the UV index reading in December in Roussayrolles?
Average temperature in December
Roussayrolles, France
- Average high temperature in December: 8.9°C
The warmest month (with the highest average high temperature) is August (28.1°C).
The month with the lowest average high temperature is January (7.8°C).
- Average low temperature in December: 2.9°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is February (1.3°C).
Average pressure in December
Roussayrolles, France
- Average pressure in December: 1021.6mbar
The month with the highest atmospheric pressure is December (1021.6mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in December
Roussayrolles, France
- Average wind speed in December: 10km/h
The windiest month (with the highest average wind speed) is March (11.5km/h).
The calmest months (with the lowest average wind speed) are August and September (8.2km/h).
Average humidity in December
Roussayrolles, France
- Average humidity in December: 86%
The months with the highest relative humidity are January, November and December (86%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Roussayrolles, France
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is May (70mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days in December
Roussayrolles, France
- Average rainfall days in December: 14.4 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is September (9.4 days).
Average snowfall in December
Roussayrolles, France
- Average snowfall in December: 10mm
The months with the highest snowfall are January and February (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Roussayrolles, France
- Average snowfall days in December: 1.2 days
The months with the highest number of snowfall days are January and February (2.3 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
Roussayrolles, France
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in December
Roussayrolles, France
- Average sunshine days in December: 15.1 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in December
Roussayrolles, France
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Roussayrolles, France
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Roussayrolles, France
- Average visibility in December: 8km
The months with the highest visibility are June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April, May, November and December (8km).
