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
Weather in December
Temperature
The arrival of December signals a subtle shift in temperature, down from a frosty 9.4°C (48.9°F) in November to a still chilly 6.4°C (43.5°F). Ly-Fontaine's December nights observe a minor shift from the daytime temperatures, resulting in an average dip to a wintry 2.2°C (36°F).Humidity
With an average relative humidity of 89%, December is the most humid month.Rainfall
The month with the most rainfall in Ly-Fontaine is December, when the rain falls for 16 days and typically aggregates up to 64mm (2.52") of precipitation.Snowfall
January through March, October through December are months with snowfall. In Ly-Fontaine, in December, during 2.6 snowfall days, 16mm (0.63") of snow is typically accumulated. In Ly-Fontaine, during the entire year, snow falls for 11.1 days and aggregates up to 92mm (3.62") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:22 and sunset at 16:48. On the last day of December, sunrise is at 08:43 and sunset at 16:56 CET.
Sunshine
In December, the average sunshine in Ly-Fontaine is 4h.UV index
The months with the lowest UV index in Ly-Fontaine are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
Is it cold in Ly-Fontaine during December?
What is the most humid month in Ly-Fontaine?
What is the average humidity in December in Ly-Fontaine?
What is the rainiest month in Ly-Fontaine?
How many days does it rain in December in Ly-Fontaine?
How much does it snow in Ly-Fontaine in December?
What is the month with the shortest days in Ly-Fontaine?
What is the average length of the day in December in Ly-Fontaine?
What time are sunrise and sunset in December in Ly-Fontaine?
How long on average sun shines in December in Ly-Fontaine?
When is the lowest UV index in Ly-Fontaine?
What is the UV index reading in December in Ly-Fontaine?
Average temperature in December
Ly-Fontaine, France
- Average high temperature in December: 6.4°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in December: 2.2°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in December
Ly-Fontaine, France
- Average pressure in December: 1017.3mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in December
Ly-Fontaine, France
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in December
Ly-Fontaine, 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 (75%).
Average rainfall in December
Ly-Fontaine, France
- Average rainfall in December: 64mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in December
Ly-Fontaine, France
- Average rainfall days in December: 16 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is September (12 days).
Average snowfall in December
Ly-Fontaine, France
- Average snowfall in December: 16mm
The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Ly-Fontaine, France
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ly-Fontaine, France
- Average daylight in December: 8h and 1min
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: 4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Ly-Fontaine, France
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is March (15.8 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in December
Ly-Fontaine, 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
Ly-Fontaine, France
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Ly-Fontaine, 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).
Ly-Fontaine, France
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