December weather forecastIrigny, France

December

Weather in December

December, the first month of the winter in Irigny, is also a frosty month, with an average temperature ranging between min 1.5°C (34.7°F) and max 6.7°C (44.1°F).

Temperature

In Irigny, the average high-temperature in December slightly decreases from a cool 10.4°C (50.7°F) in November to a frosty 6.7°C (44.1°F). During December nights, Irigny records an average temperature of 1.5°C (34.7°F).

Humidity

December is the most humid month, with an average relative humidity of 85%.

Rainfall

In Irigny, in December, it is raining for 16 days, with typically 68mm (2.68") of accumulated precipitation. In Irigny, during the entire year, the rain falls for 191.8 days and collects up to 744mm (29.29") of precipitation.

Snowfall

Months with snowfall in Irigny, France, are January through March, October through December. In Irigny, during December, snow falls for 4.2 days and regularly aggregates up to 35mm (1.38") of snow. Throughout the year, in Irigny, there are 19.4 snowfall days, and 149mm (5.87") of snow is accumulated.

Daylight

With an average of 8h and 48min of daylight, December has the shortest days of the year.
On the first day of December in Irigny, sunrise is at 08:01 and sunset at 16:58. On the last day of the month, sunrise is at 08:21 and sunset at 17:06 CET.

Sunshine

In December, the average sunshine is 4.7h.

UV index

The months with the lowest UV index in Irigny are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

The high-temperature, in December, in Irigny, records 6.7°C (44.1°F), while the low-temperature is 1.5°C (34.7°F).

With an average relative humidity of 85%, December is the most humid month.

In Irigny, the average relative humidity in December is 85%.

In Irigny, France, in December, it is raining for 16 days, with typically 68mm (2.68") of accumulated precipitation.

In Irigny, in December, snow falls for 4.2 days, with typically accumulated 35mm (1.38") of snow.

The month with the shortest days is December, with an average of 8h and 48min of daylight.

In Irigny, France, the average day length in December is 8h and 46min.

On the first day of December in Irigny, sunrise is at 08:01 and sunset at 16:58. On the last day of the month, sunrise is at 08:21 and sunset at 17:06 CET.

In Irigny, the average sunshine duration in December is 4.7h.

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

The average daily maximum UV index in December in Irigny, France, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Irigny, France

  • Average high temperature in December: 6.7°C

The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (5.4°C).

  • Average low temperature in December: 1.5°C

The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).

Average pressure in December
Irigny, France

  • Average pressure in December: 1021.3mbar

The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in December
Irigny, France

  • Average wind speed in December: 10.7km/h

The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).

Average humidity in December
Irigny, France

  • Average humidity in December: 85%

The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (70%).

Average rainfall in December
Irigny, France

  • Average rainfall in December: 68mm

The wettest month (with the highest rainfall) is November (83mm).
The driest month (with the least rainfall) is September (41mm).

Average rainfall days in December
Irigny, France

  • Average rainfall days in December: 16 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is September (12.1 days).

Average snowfall in December
Irigny, France

  • Average snowfall in December: 35mm

The months with the highest snowfall are January and February (40mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in December
Irigny, France

  • Average snowfall days in December: 4.2 days

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 48min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 4h and 42min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in December
Irigny, France

  • Average sunshine days in December: 11.2 days

The month with the most sunshine days is October (14.8 days).
The month with the least sunshine days is May (7.4 days).

Average UV index in December
Irigny, France

  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Irigny, France

  • Average cloud cover in December: 53

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in December
Irigny, France

  • Average visibility in December: 8km

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