December weather forecastChailles, France

December

Weather in December

December, the first month of the winter in Chailles, is still a chilly month, with an average temperature ranging between max 7.7°C (45.9°F) and min 3.3°C (37.9°F).

Temperature

December is marked by a subtle drop in average high-temperatures, transitioning from a cool 11.1°C (52°F) in November to a chilly 7.7°C (45.9°F). December nights in Chailles, France, document an average temperature reading of 3.3°C (37.9°F).

Humidity

The most humid month in Chailles is December, with an average relative humidity of 87%.

Rainfall

In December, the rain falls for 14 days. Throughout December, 46mm (1.81") of precipitation is accumulated. In Chailles, during the entire year, the rain falls for 168.5 days and collects up to 484mm (19.06") of precipitation.

Snowfall

Months with snowfall in Chailles, France, are January through March, November and December. In Chailles, France, in December, snow falls for 1.1 days, with typically accumulated 5mm (0.2") of snow. In Chailles, during the entire year, snow falls for 5.6 days and aggregates up to 32mm (1.26") of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 30min of daylight.
On the first day of December in Chailles, sunrise is at 08:22 and sunset at 17:05. On the last day of the month, sunrise is at 08:42 and sunset at 17:13 CET.

Sunshine

In Chailles, the average sunshine in December is 4.4h.

UV index

The average daily maximum UV index in December in Chailles is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Enhance your sun protection with tightly woven, yet airy clothing. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

Chailles in December has an average high-temperature of 7.7°C (45.9°F) and an average low-temperature of 3.3°C (37.9°F).

The most humid month is December, with an average relative humidity of 87%.

In December, the average relative humidity in Chailles, France, is 87%.

In Chailles, France, in December, it is raining for 14 days, with typically 46mm (1.81") of accumulated precipitation.

In Chailles, France, in December, during 1.1 snowfall days, 5mm (0.2") of snow is typically accumulated.

December has the shortest days of the year in Chailles, France, with an average of 8h and 30min of daylight.

The average day length in December in Chailles is 8h and 31min.

On the first day of December in Chailles, sunrise is at 08:22 and sunset at 17:05. On the last day of the month, sunrise is at 08:42 and sunset at 17:13 CET.

The average sunshine duration in December in Chailles is 4.4h.

In December, the average daily maximum UV index in Chailles, France, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Chailles, France

  • Average high temperature in December: 7.7°C

The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in December: 3.3°C

The month with the highest average low temperature is August (14.5°C).
The coldest months (with the lowest average low temperature) are January and February (1.9°C).

Average pressure in December
Chailles, France

  • Average pressure in December: 1019.4mbar

The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is November (1014mbar).

Average wind speed in December
Chailles, France

  • Average wind speed in December: 16.2km/h

The windiest month (with the highest average wind speed) is February (16.7km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).

Average humidity in December
Chailles, France

  • Average humidity in December: 87%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (70%).

Average rainfall in December
Chailles, France

  • Average rainfall in December: 46mm

The wettest month (with the highest rainfall) is June (57mm).
The driest month (with the least rainfall) is September (25mm).

Average rainfall days in December
Chailles, France

  • Average rainfall days in December: 14 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is September (9.8 days).

Average snowfall in December
Chailles, France

  • Average snowfall in December: 5mm

The month with the highest snowfall is January (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Chailles, France

  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is January (1.9 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
Chailles, France

  • Average daylight in December: 8h and 30min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in December: 4h and 24min

The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Chailles, France

  • Average sunshine days in December: 13.1 days

The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in December
Chailles, France

  • Average UV index in December: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).

Average cloud cover in December
Chailles, France

  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 35).

Average visibility in December
Chailles, France

  • Average visibility in December: 9km

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