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
As November transitions into December, Jallans sees a gentle drop in the average high-temperature, transitioning from a cool 10.8°C (51.4°F) to a frosty 7.4°C (45.3°F). December nights in Jallans reflect a consistent temperature dip to a cold 3.1°C (37.6°F), a slight descent from daytime peaks.Humidity
The most humid month in Jallans is December, with an average relative humidity of 87%.Rainfall
In Jallans, during December, the rain falls for 15.4 days and regularly aggregates up to 48mm (1.89") of precipitation. Throughout the year, in Jallans, France, there are 168.5 rainfall days, and 464mm (18.27") of precipitation is accumulated.Snowfall
Months with snowfall in Jallans are January through March, November and December. In December, it is snowing for 1.6 days. Throughout December, 14mm (0.55") of snow is accumulated. In Jallans, during the entire year, snow falls for 6.7 days and aggregates up to 45mm (1.77") of snow.Daylight
The month with the shortest days in Jallans is December, with an average of 8h and 24min of daylight.On the first day of the month, sunrise is at 08:24 and sunset at 17:03. On the last day of December, sunrise is at 08:44 and sunset at 17:10 CET.
Sunshine
In Jallans, the average sunshine in December is 4.2h.UV index
The months with the lowest UV index in Jallans are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The average daily UV index of 2 in December transforms into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Jallans in December?
What is the most humid month in Jallans?
What is the average humidity in December in Jallans?
How much does it rain in Jallans in December?
How many days does it snow in December in Jallans?
What is the month with the shortest days in Jallans?
What is the average length of the day in December in Jallans?
When are sunrise and sunset in December in Jallans?
How many hours of sunshine does Jallans have in December?
What are the months with the lowest UV index in Jallans?
How high is the UV index in December in Jallans?
Average temperature in December
Jallans, France
- Average high temperature in December: 7.4°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 3.1°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in December
Jallans, France
- Average pressure in December: 1019.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1014mbar).
Average wind speed in December
Jallans, France
- Average wind speed in December: 15.4km/h
The windiest month (with the highest average wind speed) is February (16km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in December
Jallans, France
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Jallans, France
- Average rainfall in December: 48mm
The wettest month (with the highest rainfall) is June (51mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in December
Jallans, France
- Average rainfall days in December: 15.4 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is September (10.5 days).
Average snowfall in December
Jallans, France
- Average snowfall in December: 14mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Jallans, France
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Jallans, France
- Average daylight in December: 8h and 2min
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 24min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Jallans, France
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is December (11.3 days).
Average UV index in December
Jallans, 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
Jallans, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in December
Jallans, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
