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 onset of December is marked by a minor decrease in temperature, transitioning from a cool 10°C (50°F) in November to a frosty 7°C (44.6°F). December nights experience a minor temperature downturn to a wintry 2.6°C (36.7°F).Humidity
January and December, with an average relative humidity of 89%, are the most humid months in Lyons-la-Forêt.Rainfall
The month with the most rainfall is December, when the rain falls for 15.2 days and typically aggregates up to 45mm (1.77") of precipitation.Snowfall
Months with snowfall in Lyons-la-Forêt are January through April, November and December. In Lyons-la-Forêt, in December, snow falls for 1.5 days, with typically accumulated 24mm (0.94") of snow. In Lyons-la-Forêt, France, during the entire year, snow falls for 10 days and aggregates up to 83mm (3.27") of snow.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year in Lyons-la-Forêt.On the first day of December, sunrise is at 08:28 and sunset at 16:57. On the last day of the month, sunrise is at 08:49 and sunset at 17:04 CET.
Sunshine
In Lyons-la-Forêt, the average sunshine in December is 4h.UV index
The months with the lowest UV index in Lyons-la-Forêt, France, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Lyons-la-Forêt during December?
What are the most humid months in Lyons-la-Forêt?
What is the average humidity in December in Lyons-la-Forêt?
What is the wettest month in Lyons-la-Forêt?
How many days does it rain in December in Lyons-la-Forêt?
How much does it snow in Lyons-la-Forêt in December?
What is the month with the shortest days in Lyons-la-Forêt?
How many hours of daylight does Lyons-la-Forêt have in December?
When are sunrise and sunset in December in Lyons-la-Forêt?
How many hours of sunshine does Lyons-la-Forêt have in December?
What is the month with the lowest UV index in Lyons-la-Forêt?
How high is the UV index in December in Lyons-la-Forêt?
Average temperature in December
Lyons-la-Forêt, France
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Lyons-la-Forêt, France
- Average pressure in December: 1017.4mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in December
Lyons-la-Forêt, 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
Lyons-la-Forêt, France
- Average humidity in December: 89%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (78%).
Average rainfall in December
Lyons-la-Forêt, France
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is December (45mm).
The driest months (with the least rainfall) are April and September (21mm).
Average rainfall days in December
Lyons-la-Forêt, France
- Average rainfall days in December: 15.2 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Lyons-la-Forêt, France
- Average snowfall in December: 24mm
The month with the highest snowfall is January (27mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Lyons-la-Forêt, France
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.8 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
Lyons-la-Forêt, France
- Average daylight in December: 8h and 2min
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 18min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Lyons-la-Forêt, France
- Average sunshine days in December: 11.7 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is June (9.6 days).
Average UV index in December
Lyons-la-Forêt, France
- Average UV index in December: 2
The months with the highest UV index are 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
Lyons-la-Forêt, France
- Average cloud cover in December: 61
The months with the most cloud cover are January and November (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 44).
Average visibility in December
Lyons-la-Forêt, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April and December (9km).
The months with the lowest visibility are January, May, June, July, August, September, October and November (8km).
