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 beginning of December brings a minor change in the average high-temperature, shifting from a fresh 10.2°C (50.4°F) in November to a chilly 6.7°C (44.1°F). Mormant's nighttime temperature in December experiences a slight dip from daytime highs, falling to an average of 2.6°C (36.7°F).Humidity
January and December, with an average relative humidity of 87%, are the most humid months.Rainfall
In Mormant, during December, the rain falls for 14.6 days and regularly aggregates up to 51mm (2.01") of precipitation. In Mormant, during the entire year, the rain falls for 175.6 days and collects up to 484mm (19.06") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Mormant, in December, snow falls for 1.9 days, with typically accumulated 19mm (0.75") of snow. Throughout the year, in Mormant, there are 8.4 snowfall days, and 72mm (2.83") of snow is accumulated.Daylight
December has the shortest days of the year in Mormant, with an average of 8h and 24min of daylight.On the first day of December in Mormant, France, sunrise is at 08:20 and sunset at 16:55. On the last day of the month, sunrise is at 08:40 and sunset at 17:02 CET.
Sunshine
The average sunshine in December in Mormant is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mormant. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Around midday, solar radiation is most harmful; hence, exposure should be limited. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Mormant in December?
What is the most humid month in Mormant?
What is the average humidity in December in Mormant?
How many days does it rain in December in Mormant?
How much does it snow in Mormant in December?
What is the month with the shortest days in Mormant?
What is the average length of the day in December in Mormant?
When are sunrise and sunset in December in Mormant?
How long on average sun shines in December in Mormant?
When is the lowest UV index in Mormant?
What is the UV index intensity in December in Mormant?
Average temperature in December
Mormant, France
- Average high temperature in December: 6.7°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in December
Mormant, 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 (1013.7mbar).
Average wind speed in December
Mormant, France
- Average wind speed in December: 15.2km/h
The windiest month (with the highest average wind speed) is February (15.6km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in December
Mormant, France
- Average humidity in December: 87%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Mormant, France
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in December
Mormant, France
- Average rainfall days in December: 14.6 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is September (11.2 days).
Average snowfall in December
Mormant, France
- Average snowfall in December: 19mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Mormant, France
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mormant, 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 1min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Mormant, France
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in December
Mormant, 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
Mormant, France
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 36).
Average visibility in December
Mormant, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
