December weather forecastLa Tronche, France

December

Weather in December

The first month of the winter, December, is also a wintry month in La Tronche, France, with an average temperature fluctuating between 4°C (39.2°F) and -2.3°C (27.9°F).

Temperature

During the shift to December, La Tronche records a mild decrease in average high-temperature, moving from a chilly 7.7°C (45.9°F) in November to a wintry 4°C (39.2°F). In the month of December, La Tronche's average low-temperature falls to a subzero cold -2.3°C (27.9°F).

Humidity

In La Tronche, the average relative humidity in December is 84%.

Rainfall

The month with the most rainfall in La Tronche is December, when the rain falls for 13.7 days and typically aggregates up to 126mm (4.96") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In La Tronche, in December, snow falls for 5.5 days, with typically accumulated 127mm (5") of snow. In La Tronche, during the entire year, snow falls for 29.7 days and aggregates up to 532mm (20.94") of snow.

Daylight

With an average of 8h and 48min of daylight, December has the shortest days of the year in La Tronche.
On the first day of the month, sunrise is at 07:56 and sunset at 16:56. On the last day of December, sunrise is at 08:15 and sunset at 17:04 CET.

Sunshine

The months with the least sunshine are January and December, with an average of 5.3h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in La Tronche. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

In La Tronche, in December, the average high-temperature is 4°C (39.2°F), and the average low-temperature is -2.3°C (27.9°F).

In December, the average relative humidity is 84%.

The month with the most rainfall in La Tronche, France, is December, when the rain falls for 13.7 days and typically aggregates up to 126mm (4.96") of precipitation.

In La Tronche, in December, during 13.7 rainfall days, 126mm (4.96") of precipitation is typically accumulated.

In December, in La Tronche, it is snowing for 5.5 days. Throughout December, 127mm (5") of snow is accumulated.

With an average of 8h and 48min of daylight, December has the shortest days of the year in La Tronche, France.

The average day length in December in La Tronche is 8h and 49min.

On the first day of December, sunrise is at 07:56 and sunset at 16:56. On the last day of the month, sunrise is at 08:15 and sunset at 17:04 CET.

January and December, with an average of 5.3h of sunshine, are months with the least sunshine.

The average sunshine duration in December in La Tronche, France, is 5.3h.

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

In La Tronche, France, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat 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
La Tronche, France

  • Average high temperature in December: 4°C

The warmest month (with the highest average high temperature) is July (21.7°C).
The month with the lowest average high temperature is January (2.4°C).

  • Average low temperature in December: -2.3°C

The month with the highest average low temperature is July (10.9°C).
The coldest month (with the lowest average low temperature) is February (-4.3°C).

Average pressure in December
La Tronche, France

  • Average pressure in December: 1020.7mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1015mbar).

Average wind speed in December
La Tronche, France

  • Average wind speed in December: 8.8km/h

The windiest month (with the highest average wind speed) is February (9.3km/h).
The calmest month (with the lowest average wind speed) is September (7.1km/h).

Average humidity in December
La Tronche, France

  • Average humidity in December: 84%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
La Tronche, France

  • Average rainfall in December: 126mm

The wettest month (with the highest rainfall) is December (126mm).
The driest month (with the least rainfall) is September (46mm).

Average rainfall days in December
La Tronche, France

  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is May (21.4 days).
The month with the least rainy days is October (11.9 days).

Average snowfall in December
La Tronche, France

  • Average snowfall in December: 127mm

The month with the highest snowfall is February (149mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
La Tronche, France

  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is February (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
La Tronche, 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: 5h and 18min

The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).

Average sunshine days in December
La Tronche, France

  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is May (7.1 days).

Average UV index in December
La Tronche, France

  • Average UV index in December: 2

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

Average cloud cover in December
La Tronche, France

  • Average cloud cover in December: 43

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in December
La Tronche, France

  • Average visibility in December: 8km

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