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 sees a slight reduction in average high-temperature, with a shift from a frosty 8.7°C (47.7°F) in November to a wintry 5.2°C (41.4°F). During December, nights in Rancennes cool slightly to an average low of 1.3°C (34.3°F).Humidity
December is the most humid month, with an average relative humidity of 91%.Rainfall
December is the month with the most rainfall in Rancennes. Rain falls for 16 days and accumulates 71mm (2.8") of precipitation.Snowfall
Months with snowfall in Rancennes are January through April, October through December. In Rancennes, France, during December, snow falls for 5.8 days and regularly aggregates up to 65mm (2.56") of snow. In Rancennes, France, during the entire year, snow falls for 27.2 days and aggregates up to 247mm (9.72") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 08:18 and sunset at 16:41. On the last day of December, in Rancennes, sunrise is at 08:39 and sunset at 16:48 CET.
Sunshine
January and December, with an average of 3.4h of sunshine, are months with the least sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rancennes. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 2 in December leads to these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. 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. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Rancennes during December?
What is the most humid month in Rancennes?
What is the average humidity in December in Rancennes?
What is the wettest month in Rancennes?
How many days does it rain in December in Rancennes?
How many days does it snow in December in Rancennes?
What is the month with the shortest days in Rancennes?
What is the average length of the day in December in Rancennes?
What time are sunrise and sunset in December in Rancennes?
What are the months with the least sunshine in Rancennes?
How many hours of sunshine does Rancennes have in December?
What is the month with the lowest UV index in Rancennes?
How high is the UV index in December in Rancennes?
Average temperature in December
Rancennes, France
- Average high temperature in December: 5.2°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (3.9°C).
- Average low temperature in December: 1.3°C
The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).
Average pressure in December
Rancennes, France
- Average pressure in December: 1017.1mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in December
Rancennes, France
- Average wind speed in December: 17.4km/h
The windiest month (with the highest average wind speed) is December (17.4km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in December
Rancennes, France
- Average humidity in December: 91%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in December
Rancennes, France
- Average rainfall in December: 71mm
The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in December
Rancennes, France
- Average rainfall days in December: 16 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in December
Rancennes, France
- Average snowfall in December: 65mm
The month with the highest snowfall is January (68mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Rancennes, France
- Average snowfall days in December: 5.8 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rancennes, France
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 24min).
Average sunshine days in December
Rancennes, France
- Average sunshine days in December: 9.4 days
The months with the most sunshine days are April and October (13.4 days).
The month with the least sunshine days is December (9.4 days).
Average UV index in December
Rancennes, 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, March, November and December (UV index 2).
Average cloud cover in December
Rancennes, France
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in December
Rancennes, France
- Average visibility in December: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
