Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
The transition into December subtly indicates a reduction in the average high-temperature, down to a still frosty 6.1°C (43°F) from November's 9.5°C (49.1°F). La Roche-Vanneau reports an average low temperature of 1.4°C (34.5°F) in December, a minor decrease from the day's highs.Humidity
The most humid month in La Roche-Vanneau is December, with an average relative humidity of 89%.Rainfall
The month with the most rainfall in La Roche-Vanneau is December, when the rain falls for 15.2 days and typically aggregates up to 53mm (2.09") of precipitation.Snowfall
Months with snowfall in La Roche-Vanneau are January through March, November and December. In December, it is snowing for 4.4 days. Throughout December, 27mm (1.06") of snow is accumulated. Throughout the year, there are 19.2 snowfall days, and 125mm (4.92") of snow is accumulated.Daylight
December has the shortest days of the year in La Roche-Vanneau, with an average of 8h and 30min of daylight.On the first day of December, sunrise is at 08:09 and sunset at 16:53. On the last day of the month, sunrise is at 08:29 and sunset at 17:00 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 3.7h 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 Roche-Vanneau, France. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in La Roche-Vanneau in December?
What is the most humid month in La Roche-Vanneau?
What is the average humidity in December in La Roche-Vanneau?
What is the wettest month in La Roche-Vanneau?
How much does it rain in La Roche-Vanneau in December?
How many days does it snow in December in La Roche-Vanneau?
What is the month with the shortest days in La Roche-Vanneau?
How many hours of daylight does La Roche-Vanneau have in December?
When is the sunrise / sunset in December in La Roche-Vanneau?
What is the month with the least sunshine in La Roche-Vanneau?
How long on average sun shines in December in La Roche-Vanneau?
What is the month with the lowest UV index in La Roche-Vanneau?
What is the UV index reading in December in La Roche-Vanneau?
Average temperature in December
La Roche-Vanneau, France
- Average high temperature in December: 6.1°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 (4.8°C).
- Average low temperature in December: 1.4°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in December
La Roche-Vanneau, France
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed in December
La Roche-Vanneau, France
- Average wind speed in December: 14.7km/h
The windiest month (with the highest average wind speed) is February (14.8km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in December
La Roche-Vanneau, 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 (74%).
Average rainfall in December
La Roche-Vanneau, France
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is December (53mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in December
La Roche-Vanneau, France
- Average rainfall days in December: 15.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is September (10.8 days).
Average snowfall in December
La Roche-Vanneau, France
- Average snowfall in December: 27mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
La Roche-Vanneau, France
- Average snowfall days in December: 4.4 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
La Roche-Vanneau, France
- Average daylight in December: 8h and 3min
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: 3h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in December
La Roche-Vanneau, France
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is June (9.5 days).
Average UV index in December
La Roche-Vanneau, 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
La Roche-Vanneau, France
- Average cloud cover in December: 63
The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
La Roche-Vanneau, France
- Average visibility in December: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
