December weather forecastFormerie, France
December
Weather in December
December, the first month of the winter in Formerie, is still a chilly month, with an average temperature ranging between min 2.5°C (36.5°F) and max 6.7°C (44.1°F).Temperature
A mild shift in the average high-temperature occurs in December, reducing from 9.9°C (49.8°F) in November to a still chilly 6.7°C (44.1°F). December nights document an average temperature reading of 2.5°C (36.5°F).Humidity
The most humid month in Formerie, France, is December, with an average relative humidity of 89%.Rainfall
December is the month with the most rainfall. Rain falls for 15.9 days and accumulates 55mm (2.17") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Formerie, during December, snow falls for 2.4 days and regularly aggregates up to 21mm (0.83") of snow. Throughout the year, in Formerie, there are 8.8 snowfall days, and 72mm (2.83") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 12min of daylight.On the first day of December in Formerie, sunrise is at 08:28 and sunset at 16:55. On the last day of the month, sunrise is at 08:49 and sunset at 17:02 CET.
Sunshine
The average sunshine in December is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Formerie. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 translates into these guidelines:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Formerie, France
- Average high temperature in December: 6.7°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in December
Formerie, France
- Average pressure in December: 1017.5mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).
Average wind speed in December
Formerie, France
- Average wind speed in December: 17.1km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in December
Formerie, France
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Formerie, France
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in December
Formerie, France
- Average rainfall days in December: 15.9 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in December
Formerie, France
- Average snowfall in December: 21mm
The month with the highest snowfall is January (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Formerie, France
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is February (2.7 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
Formerie, France
- Average daylight in December: 8h and 12min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 54min
The month with the most sunshine is June (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Formerie, France
- Average sunshine days in December: 10.6 days
The month with the most sunshine days is March (15.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in December
Formerie, 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
Formerie, France
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 43).
Average visibility in December
Formerie, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, June, July, August, September, October and December (9km).
The months with the lowest visibility are January, May and November (8km).





