December weather forecastCelsoy, France

December

Weather in December

The first month of the winter, December, is also an icy month in Celsoy, France, with an average temperature fluctuating between 5.3°C (41.5°F) and 1.1°C (34°F).

Temperature

December ushers in a minor alteration in Celsoy's climate, with the average high-temperature moving from November's chilly 8.5°C (47.3°F) to a wintry 5.3°C (41.5°F). During the December nights, Celsoy's temperature maintains an average close to the daytime highs, settling at 1.1°C (34°F).

Humidity

With an average relative humidity of 89%, December is the most humid month in Celsoy.

Rainfall

In December, the rain falls for 15 days. Throughout December, 85mm (3.35") of precipitation is accumulated. Throughout the year, there are 194.1 rainfall days, and 749mm (29.49") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 7.1 days and accumulates 82mm (3.23") of snow.

Daylight

December has the shortest days of the year in Celsoy, with an average of 8h and 30min of daylight.
On the first day of the month, sunrise is at 08:06 and sunset at 16:47. On the last day of December, in Celsoy, sunrise is at 08:27 and sunset at 16:55 CET.

Sunshine

With an average of 3.6h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index in Celsoy are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 during December translates into the following directions:
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. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

December temperatures in Celsoy vary between a high-temperature of 5.3°C (41.5°F) and a low-temperature of 1.1°C (34°F).

The most humid month in Celsoy, France, is December, with an average relative humidity of 89%.

In December, the average relative humidity in Celsoy, France, is 89%.

In Celsoy, during December, the rain falls for 15 days and regularly aggregates up to 85mm (3.35") of precipitation.

The month with the most snowfall in Celsoy is December, when snow falls for 7.1 days and typically aggregates up to 82mm (3.23") of snow.

In Celsoy, during December, snow falls for 7.1 days and regularly aggregates up to 82mm (3.23") of snow.

The month with the shortest days in Celsoy, France, is December, with an average of 8h and 30min of daylight.

In Celsoy, the average day length in December is 8h and 28min.

In December, on the first day of the month, sunrise is at 08:06 and sunset at 16:47. On the last day of the month, sunrise is at 08:27 and sunset at 16:55 CET.

December has the least sunshine of the year in Celsoy, France, with an average of 3.6h of sunshine.

The average sunshine duration in December is 3.6h.

The months with the lowest UV index 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 low health threat 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
Celsoy, France

  • Average high temperature in December: 5.3°C

The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (3.9°C).

  • Average low temperature in December: 1.1°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 January (-0.4°C).

Average pressure in December
Celsoy, France

  • Average pressure in December: 1020.1mbar

The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is November (1015mbar).

Average wind speed in December
Celsoy, France

  • Average wind speed in December: 14.8km/h

The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is August (9.2km/h).

Average humidity in December
Celsoy, 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 (76%).

Average rainfall in December
Celsoy, France

  • Average rainfall in December: 85mm

The wettest month (with the highest rainfall) is June (88mm).
The driest month (with the least rainfall) is September (43mm).

Average rainfall days in December
Celsoy, France

  • Average rainfall days in December: 15 days

The month with the highest number of rainy days is June (20.5 days).
The month with the least rainy days is February (12.7 days).

Average snowfall in December
Celsoy, France

  • Average snowfall in December: 82mm

The month with the highest snowfall is December (82mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Celsoy, France

  • Average snowfall days in December: 7.1 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 30min

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 30min).

  • Average sunshine in December: 3h and 36min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).

Average sunshine days in December
Celsoy, France

  • Average sunshine days in December: 9.6 days

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is June (6.8 days).

Average UV index in December
Celsoy, 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
Celsoy, France

  • Average cloud cover in December: 64

The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Celsoy, France

  • Average visibility in December: 8km

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