December weather forecastChartres, France

December

Weather in December

Chartres' weather during December hits the year's low, with temperatures chilling to a high of 7.2°C (45°F) and a low of 2.7°C (36.9°F). The reintroduction of snowfall, from 1mm (0.04") in November to 14mm (0.55") in December, signals the peak of winter. Shorter daylight hours, possible snowfall, and high humidity characterize the city's weather. Despite the cold and potential for snow, Chartres maintains a festive atmosphere due to holiday celebrations. As December concludes, the weather cycle of the city awaits the recurring chills of January.

Temperature

Upon the beginning of December, Chartres's high-temperatures register at a chilly 7.2°C (45°F), closely mirroring the preceding month. Recording a slight drop from the daily maximum, Chartres notes an average low temperature of 2.7°C (36.9°F) in the month of December.

Humidity

January and December, with an average relative humidity of 88%, are the most humid months.

Rainfall

In December, in Chartres, the rain falls for 11.7 days. Throughout December, 29mm (1.14") of precipitation is accumulated. Throughout the year, there are 158.6 rainfall days, and 374mm (14.72") of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Chartres. In December, it is snowing for 1.1 days. Throughout December, 14mm (0.55") of snow is accumulated. Throughout the year, in Chartres, there are 5.5 snowfall days, and 56mm (2.2") of snow is accumulated.

Daylight

With an average of 8h and 24min of daylight, December has the shortest days of the year in Chartres.
On the first day of December in Chartres, sunrise is at 08:25 and sunset at 17:01. On the last day of the month, sunrise is at 08:45 and sunset at 17:08 CET.

Sunshine

In December, the average sunshine in Chartres is 4.1h.

UV index

The months with the lowest UV index in Chartres are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, an average UV index of 2 transforms into the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Chartres, records 7.2°C (45°F), while the low-temperature is 2.7°C (36.9°F).

January and December, with an average relative humidity of 88%, are most humid months.

In Chartres, France, the average relative humidity in December is 88%.

In Chartres, France, in December, during 11.7 rainfall days, 29mm (1.14") of precipitation is typically accumulated.

In Chartres, during December, snow falls for 1.1 days and regularly aggregates up to 14mm (0.55") of snow.

December has the shortest days of the year in Chartres, France, with an average of 8h and 24min of daylight.

In December, the average day length in Chartres, France, is 8h and 23min.

In December, on the first day of the month, sunrise is at 08:25 and sunset at 17:01. On the last day of the month, in Chartres, France, sunrise is at 08:45 and sunset at 17:08 CET.

The average sunshine duration in December is 4.1h.

The months with the lowest UV index in Chartres are January, February, November and December, with an average maximum UV index of 2.

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

10.2°C

7.2°C

6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

16.5km/h

18.1km/h

17.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

16.5

15.6

14.8

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Chartres, France

Average high temperature in December: 7.2°C

The warmest month (with the highest average high temperature) is August (24.1°C).
The month with the lowest average high temperature is January (6°C).

Average low temperature in December: 2.7°C

The month with the highest average low temperature is August (14.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).

Average pressure in December
Chartres, France

Average pressure in December: 1018.5mbar

The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).

Average wind speed in December
Chartres, France

Average wind speed in December: 16.9km/h

The windiest month (with the highest average wind speed) is February (17.2km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in December
Chartres, France

Average humidity in December: 88%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (70%).

Average rainfall in December
Chartres, France

Average rainfall in December: 29mm

The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is September (16mm).

Average rainfall days in December
Chartres, France

Average rainfall days in December: 11.7 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is September (10.1 days).

Average snowfall in December
Chartres, France

Average snowfall in December: 14mm

The month with the highest snowfall is January (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Chartres, France

Average snowfall days in December: 1.1 days

The months with the highest number of snowfall days are January and February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Chartres, France

Average daylight in December: 8h and 24min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

Average sunshine in December: 4h and 6min

The months with the most sunshine are July and August (Average sunshine: 8h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Chartres, France

Average sunshine days in December: 15.6 days

The months with the most sunshine days are September and October (17.7 days).
The month with the least sunshine days is June (9.4 days).

Average UV index in December
Chartres, 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
Chartres, France

Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 39).

Average visibility in December
Chartres, France

Average visibility in December: 9km

The months with the highest visibility are February, March, April, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, May and June (8km).