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
Weather in December
Temperature
December's onset introduces a mild reduction in the average high-temperature, from a frosty 8.2°C (46.8°F) in November to an icy 5°C (41°F). Rochesson notes a consistent average low-temperature of 0.3°C (32.5°F) during December nights.Humidity
January and December, with an average relative humidity of 89%, are the most humid months in Rochesson, France.Rainfall
The month with the most rainfall in Rochesson is December, when the rain falls for 15.5 days and typically aggregates up to 84mm (3.31") of precipitation.Snowfall
Months with snowfall in Rochesson, France, are January through May, October through December. In Rochesson, during December, snow falls for 7.2 days and regularly aggregates up to 84mm (3.31") of snow. Throughout the year, in Rochesson, there are 31.7 snowfall days, and 349mm (13.74") of snow is accumulated.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year in Rochesson.On the first day of December, sunrise is at 08:02 and sunset at 16:41. On the last day of the month, sunrise is at 08:22 and sunset at 16:49 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 3.8h of sunshine.UV index
The months with the lowest UV index in Rochesson are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
How cold is it in Rochesson in December?
What are the most humid months in Rochesson?
What is the average humidity in December in Rochesson?
What is the wettest month in Rochesson?
How much does it rain in Rochesson in December?
How many days does it snow in December in Rochesson?
What is the month with the shortest days in Rochesson?
How many hours of daylight does Rochesson have in December?
What time are sunrise and sunset in December in Rochesson?
What is the month with the least sunshine in Rochesson?
How many hours of sunshine does Rochesson have in December?
What are the months with the lowest UV index in Rochesson?
How high is the UV index in December in Rochesson?
Average temperature in December
Rochesson, France
- Average high temperature in December: 5°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (3.4°C).
- Average low temperature in December: 0.3°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in December
Rochesson, France
- Average pressure in December: 1020mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is November (1015.1mbar).
Average wind speed in December
Rochesson, France
- Average wind speed in December: 13.9km/h
The windiest month (with the highest average wind speed) is February (14km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in December
Rochesson, France
- Average humidity in December: 89%
The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are April and August (79%).
Average rainfall in December
Rochesson, France
- Average rainfall in December: 84mm
The wettest month (with the highest rainfall) is December (84mm).
The driest months (with the least rainfall) are April and September (36mm).
Average rainfall days in December
Rochesson, France
- Average rainfall days in December: 15.5 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in December
Rochesson, France
- Average snowfall in December: 84mm
The month with the highest snowfall is January (92mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Rochesson, France
- Average snowfall days in December: 7.2 days
The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rochesson, France
- Average daylight in December: 8h and 3min
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 5min
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 48min).
Average sunshine days in December
Rochesson, France
- Average sunshine days in December: 10.6 days
The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in December
Rochesson, 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
Rochesson, France
- Average cloud cover in December: 63
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Rochesson, 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).
Rochesson, France
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