December weather forecastOrvault, France

December

Weather in December

The first month of the winter, December, is also a fresh month in Orvault, France, with an average temperature varying between 10°C (50°F) and 4.9°C (40.8°F).

Temperature

December is marked by an average high-temperature of a still cool 10°C (50°F), almost identical to the preceding month. Orvault's December nights cool down to an average low-temperature of 4.9°C (40.8°F).

Humidity

The months with the highest humidity in Orvault are January and December, with an average relative humidity of 86%.

Rainfall

December is the month with the most rainfall. Rain falls for 14.5 days and accumulates 66mm (2.6") of precipitation.

Snowfall

In Orvault, France, snow does not fall in March, May through October and December.

Daylight

The month with the shortest days is December, with an average of 8h and 36min of daylight.
On the first day of December in Orvault, sunrise is at 08:32 and sunset at 17:18. On the last day of the month, sunrise is at 08:53 and sunset at 17:26 CET.

Sunshine

In December, the average sunshine in Orvault, France, is 4.7h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.

Frequently asked questions

The high-temperature during December is 10°C (50°F) and the low-temperature is 4.9°C (40.8°F).

January and December, with an average relative humidity of 86%, are most humid months in Orvault.

The average relative humidity in December is 86%.

The month with the most rainfall in Orvault is December, when the rain falls for 14.5 days and typically aggregates up to 66mm (2.6") of precipitation.

In Orvault, France, in December, it is raining for 14.5 days, with typically 66mm (2.6") of accumulated precipitation.

In Orvault, snow does not fall in March, May through October and December.

In December, in Orvault, it doesn't snow. November is the latest month when it typically snows.

With an average of 8h and 36min of daylight, December has the shortest days of the year.

In December, the average day length in Orvault, France, is 8h and 33min.

In December, on the first day of the month, sunrise is at 08:32 and sunset at 17:18. On the last day of the month, in Orvault, France, sunrise is at 08:53 and sunset at 17:26 CET.

The average sunshine duration in December is 4.7h.

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

In Orvault, 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.
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
Orvault, France

  • Average high temperature in December: 10°C

The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in December: 4.9°C

The months with the highest average low temperature are July and August (14°C).
The coldest month (with the lowest average low temperature) is February (2.9°C).

Average pressure in December
Orvault, France

  • Average pressure in December: 1019.2mbar

The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).

Average wind speed in December
Orvault, France

  • Average wind speed in December: 17.1km/h

The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).

Average humidity in December
Orvault, France

  • Average humidity in December: 86%

The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are August and September (74%).

Average rainfall in December
Orvault, France

  • Average rainfall in December: 66mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is September (21mm).

Average rainfall days in December
Orvault, France

  • Average rainfall days in December: 14.5 days

The month with the highest number of rainy days is January (16.3 days).
The month with the least rainy days is September (8.2 days).

Average snowfall in December
Orvault, France

  • Average snowfall in December: 0mm

The month with the highest snowfall is January (2mm).
The months with the least snowfall are March, May, June, July, August, September, October and December (0mm).

Average snowfall days in December
Orvault, France

  • Average snowfall days in December: 0.2 days

The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are March, May, June, July, August, September and October (0 days).

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

  • Average daylight in December: 8h and 36min

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 36min).

  • Average sunshine in December: 4h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in December
Orvault, France

  • Average sunshine days in December: 14.3 days

The month with the most sunshine days is September (20.2 days).
The month with the least sunshine days is November (11.6 days).

Average UV index in December
Orvault, 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
Orvault, France

  • Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in December
Orvault, 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).