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 sees a recorded average high-temperature of a frosty 8.3°C (46.9°F), showing little divergence from the previous month's conditions. During December nights, Mantilly witnesses a consistent average temperature of 3.2°C (37.8°F).Humidity
With an average relative humidity of 89%, December is the most humid month in Mantilly.Rainfall
In December, the rain falls for 12.8 days. Throughout December, 31mm (1.22") of precipitation is accumulated. In Mantilly, during the entire year, the rain falls for 154.6 days and collects up to 300mm (11.81") of precipitation.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 0.7 days. Throughout December, 5mm (0.2") of snow is accumulated. In Mantilly, during the entire year, snow falls for 4.8 days and aggregates up to 22mm (0.87") of snow.Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year in Mantilly.On the first day of the month, sunrise is at 08:34 and sunset at 17:10. On the last day of December, sunrise is at 08:55 and sunset at 17:17 CET.
Sunshine
The average sunshine in December is 4.4h.UV index
The months with the lowest UV index in Mantilly are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. 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
What is the temperature in December in Mantilly?
What is the most humid month in Mantilly?
What is the average humidity in December in Mantilly?
How many days does it rain in December in Mantilly?
How many days does it snow in December in Mantilly?
What is the month with the shortest days in Mantilly?
What is the average length of the day in December in Mantilly?
When are sunrise and sunset in December in Mantilly?
How many hours of sunshine does Mantilly have in December?
What are the months with the lowest UV index in Mantilly?
How high is the UV index in December in Mantilly?
Average temperature in December
Mantilly, France
- Average high temperature in December: 8.3°C
The warmest month (with the highest average high temperature) is July (23.4°C).
The month with the lowest average high temperature is January (7.4°C).
- Average low temperature in December: 3.2°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is February (1.7°C).
Average pressure in December
Mantilly, France
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in December
Mantilly, France
- Average wind speed in December: 16.8km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in December
Mantilly, France
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are August and September (77%).
Average rainfall in December
Mantilly, France
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is June (37mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in December
Mantilly, France
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is September (9.8 days).
Average snowfall in December
Mantilly, France
- Average snowfall in December: 5mm
The month with the highest snowfall is February (6mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Mantilly, France
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (1.7 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
Mantilly, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Mantilly, France
- Average sunshine days in December: 15.1 days
The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in December
Mantilly, 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
Mantilly, France
- Average cloud cover in December: 56
The months with the most cloud cover are January and November (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 41).
Average visibility in December
Mantilly, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, June, July, November and December (9km).
The months with the lowest visibility are January, May, August, September and October (8km).
