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
A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a fresh 10.5°C (50.9°F) to a chilly 7.3°C (45.1°F). An average nighttime temperature of 1.7°C (35.1°F) is recorded in Les Mars during December.Humidity
The average relative humidity in December is 85%.Rainfall
In Les Mars, in December, during 16.2 rainfall days, 54mm (2.13") of precipitation is typically accumulated. Throughout the year, there are 190.3 rainfall days, and 572mm (22.52") of precipitation is accumulated.Snowfall
January through March, May, October through December are months with snowfall. In December, it is snowing for 4.1 days. Throughout December, 22mm (0.87") of snow is accumulated. In Les Mars, during the entire year, snow falls for 19 days and aggregates up to 133mm (5.24") of snow.Daylight
The month with the shortest days in Les Mars is December, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 08:11 and sunset at 17:06. On the last day of December, in Les Mars, France, sunrise is at 08:31 and sunset at 17:14 CET.
Sunshine
The average sunshine in December is 4.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 2 in December translates into this advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Les Mars?
What is the average humidity in December in Les Mars?
How much does it rain in Les Mars in December?
How many days does it snow in December in Les Mars?
What is the month with the shortest days in Les Mars?
How many hours of daylight does Les Mars have in December?
When is the sunrise / sunset in December in Les Mars?
How many hours of sunshine does Les Mars have in December?
What is the month with the lowest UV index in Les Mars?
What is the UV index reading in December in Les Mars?
Average temperature in December
Les Mars, France
- Average high temperature in December: 7.3°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in December: 1.7°C
The months with the highest average low temperature are July and August (13.3°C).
The coldest month (with the lowest average low temperature) is February (0°C).
Average pressure in December
Les Mars, France
- Average pressure in December: 1020.9mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).
Average wind speed in December
Les Mars, France
- Average wind speed in December: 13.7km/h
The windiest month (with the highest average wind speed) is February (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Les Mars, France
- Average humidity in December: 85%
The month with the highest relative humidity is November (86%).
The month with the lowest relative humidity is August (72%).
Average rainfall in December
Les Mars, France
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is September (31mm).
Average rainfall days in December
Les Mars, France
- Average rainfall days in December: 16.2 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is September (12 days).
Average snowfall in December
Les Mars, France
- Average snowfall in December: 22mm
The month with the highest snowfall is January (42mm).
The months with the least snowfall are April, June, July, August and September (0mm).
Average snowfall days in December
Les Mars, France
- Average snowfall days in December: 4.1 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Les Mars, France
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 4h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Les Mars, France
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is May (7.7 days).
Average UV index in December
Les Mars, 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
Les Mars, France
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Les Mars, France
- Average visibility in December: 8km
The months with the highest visibility are March and August (9km).
The months with the lowest visibility are January, February, April, May, June, July, September, October, November and December (8km).
