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 involves a small decrease in the average high-temperature, dipping slightly from a chilly 8.5°C (47.3°F) in November to an icy 5.2°C (41.4°F). In Jonval, the average low-temperature during December nights tends to settle at a still wintry 1.2°C (34.2°F), indicating a slight drop from the daytime peak.Humidity
With an average relative humidity of 92%, December is the most humid month.Rainfall
The month with the most rainfall is December, when the rain falls for 18.4 days and typically aggregates up to 80mm (3.15") of precipitation.Snowfall
Months with snowfall in Jonval are January through April, October through December. In December, it is snowing for 3.8 days. Throughout December, 39mm (1.54") of snow is accumulated. In Jonval, during the entire year, snow falls for 16.5 days and aggregates up to 171mm (6.73") of snow.Daylight
The month with the shortest days in Jonval is December, with an average of 8h and 12min of daylight.On the first day of December, sunrise is at 08:16 and sunset at 16:44. On the last day of the month, sunrise is at 08:37 and sunset at 16:51 CET.
Sunshine
December has the least sunshine of the year in Jonval, France, with an average of 3.3h of sunshine.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 estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Jonval?
What is the most humid month in Jonval?
What is the average humidity in December in Jonval?
What is the rainiest month in Jonval?
How many days does it rain in December in Jonval?
How many days does it snow in December in Jonval?
What is the month with the shortest days in Jonval?
How many hours of daylight does Jonval have in December?
When are sunrise and sunset in December in Jonval?
What is the month with the least sunshine in Jonval?
How many hours of sunshine does Jonval have in December?
What is the month with the lowest UV index in Jonval?
What is the UV index intensity in December in Jonval?
Average temperature in December
Jonval, France
- Average high temperature in December: 5.2°C
The warmest months (with the highest average high temperature) are July and August (22.3°C).
The month with the lowest average high temperature is January (3.9°C).
- Average low temperature in December: 1.2°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in December
Jonval, France
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).
Average wind speed in December
Jonval, France
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is February (15.8km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in December
Jonval, France
- Average humidity in December: 92%
The month with the highest relative humidity is December (92%).
The month with the lowest relative humidity is August (78%).
Average rainfall in December
Jonval, France
- Average rainfall in December: 80mm
The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is April (35mm).
Average rainfall days in December
Jonval, France
- Average rainfall days in December: 18.4 days
The month with the highest number of rainy days is December (18.4 days).
The month with the least rainy days is September (12.8 days).
Average snowfall in December
Jonval, France
- Average snowfall in December: 39mm
The month with the highest snowfall is January (56mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Jonval, France
- Average snowfall days in December: 3.8 days
The months with the highest number of snowfall days are January and February (4.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jonval, France
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in December
Jonval, France
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is December (9.5 days).
Average UV index in December
Jonval, 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
Jonval, France
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Jonval, 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).
