December weather forecastRambouillet, France
December
Weather in December
December, the first month of the winter in Rambouillet, is still a chilly month, with temperature in the range of an average low of 2.7°C (36.9°F) and an average high of 7.1°C (44.8°F).Temperature
Rambouillet's progression into December involves a gentle drop in the average high-temperature, from a cool 10.4°C (50.7°F) in November to a chilly 7.1°C (44.8°F). Rambouillet's nocturnal readings in December exhibit minimal variation from the daytime temperatures, averaging at an icy 2.7°C (36.9°F).Humidity
The months with the highest humidity in Rambouillet are January and December, with an average relative humidity of 86%.Rainfall
In December, the rain falls for 14.1 days. Throughout December, 31mm (1.22") of precipitation is accumulated. In Rambouillet, during the entire year, the rain falls for 156.2 days and collects up to 318mm (12.52") of precipitation.Snowfall
Months with snowfall are January through March, November and December. The months with the most snowfall in Rambouillet are January, March and December, with an average 18mm (0.71") of accumulated snow.Daylight
The month with the shortest days is December, with an average of 8h and 24min of daylight.On the first day of December in Rambouillet, sunrise is at 08:24 and sunset at 16:59. On the last day of the month, sunrise is at 08:45 and sunset at 17:06 CET.
Sunshine
In Rambouillet, France, the average sunshine in December is 4.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Rambouillet, France
- Average high temperature in December: 7.1°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.7°C
The months with the highest average low temperature are July and August (14.4°C).
The coldest months (with the lowest average low temperature) are January and February (1.6°C).
Average pressure in December
Rambouillet, France
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).
Average wind speed in December
Rambouillet, France
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is February (16km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in December
Rambouillet, France
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Rambouillet, France
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is June (40mm).
The driest month (with the least rainfall) is September (15mm).
Average rainfall days in December
Rambouillet, France
- Average rainfall days in December: 14.1 days
The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is September (9.6 days).
Average snowfall in December
Rambouillet, France
- Average snowfall in December: 18mm
The months with the highest snowfall are January, March and December (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Rambouillet, France
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is February (3.3 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
Rambouillet, France
- Average daylight in December: 8h and 24min
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 12min
The months with the most sunshine are July and August (Average sunshine: 9h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Rambouillet, France
- Average sunshine days in December: 12.7 days
The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in December
Rambouillet, 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
Rambouillet, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 38).
Average visibility in December
Rambouillet, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





