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
The advent of December brings an average high-temperature of a chilly 9.4°C (48.9°F), exhibiting minor difference from the previous month. Cornillon's temperature lowers to a mean of 2.8°C (37°F) during the nights in December.Humidity
In Cornillon, France, the average relative humidity in December is 80%.Rainfall
In December, in Cornillon, France, the rain falls for 10.9 days. Throughout December, 43mm (1.69") of precipitation is accumulated. In Cornillon, during the entire year, the rain falls for 124.6 days and collects up to 617mm (24.29") of precipitation.Snowfall
Months with snowfall in Cornillon are January through March and December. December is the first month it typically snows in Cornillon. Throughout December, in the average 0.3 snowfall days, it receives 1mm (0.04") of snow. In Cornillon, France, during the entire year, snow falls for 2 days and aggregates up to 22mm (0.87") of snow.Daylight
The month with the shortest days in Cornillon is December, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 07:57 and sunset at 17:04. On the last day of December, in Cornillon, sunrise is at 08:17 and sunset at 17:13 CET.
Sunshine
In Cornillon, the average sunshine in December is 5.8h.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Cornillon. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 during December leads to these advisories:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What are December temperatures in Cornillon?
What is the average humidity in December in Cornillon?
How many days does it rain in December in Cornillon?
When does it start to snow in Cornillon?
What is the month with the shortest days in Cornillon?
What is the average length of the day in December in Cornillon?
What time are sunrise and sunset in December in Cornillon?
How many hours of sunshine does Cornillon have in December?
When is the lowest UV index in Cornillon?
How high is the UV index in December in Cornillon?
Average temperature in December
Cornillon, France
- Average high temperature in December: 9.4°C
The warmest month (with the highest average high temperature) is July (29.3°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in December: 2.8°C
The months with the highest average low temperature are July and August (16.3°C).
The coldest month (with the lowest average low temperature) is February (1.3°C).
Average pressure in December
Cornillon, France
- Average pressure in December: 1020.8mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).
Average wind speed in December
Cornillon, France
- Average wind speed in December: 8.7km/h
The windiest month (with the highest average wind speed) is May (10.6km/h).
The calmest month (with the lowest average wind speed) is December (8.7km/h).
Average humidity in December
Cornillon, France
- Average humidity in December: 80%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is July (57%).
Average rainfall in December
Cornillon, France
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is July (20mm).
Average rainfall days in December
Cornillon, France
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is November (14.4 days).
The month with the least rainy days is August (7.3 days).
Average snowfall in December
Cornillon, France
- Average snowfall in December: 1mm
The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Cornillon, France
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.7 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
Cornillon, France
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is November (Average sunshine: 5h and 30min).
Average sunshine days in December
Cornillon, France
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is September (20.1 days).
The month with the least sunshine days is November (14 days).
Average UV index in December
Cornillon, France
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in December
Cornillon, France
- Average cloud cover in December: 37
The month with the most cloud cover is November (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in December
Cornillon, France
- Average visibility in December: 9km
The months with the highest visibility are June, July and August (10km).
The month with the lowest visibility is November (8km).
Cornillon, France
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