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 average high-temperature during December registers at a frosty 7.2°C (45°F), closely corresponding to the preceding month. Recording a slight decline in temperature during the nights, Cassel's December temperatures average at a cold 3.4°C (38.1°F).Humidity
With an average relative humidity of 87%, December is the most humid month.Rainfall
December is the month with the most rainfall in Cassel. Rain falls for 18 days and accumulates 61mm (2.4") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Cassel, in December, during 2.5 snowfall days, 26mm (1.02") of snow is typically accumulated. Throughout the year, there are 11.4 snowfall days, and 91mm (3.58") of snow is accumulated.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year.On the first day of December in Cassel, sunrise is at 08:30 and sunset at 16:47. On the last day of the month, sunrise is at 08:52 and sunset at 16:54 CET.
Sunshine
January and December, with an average of 4h of sunshine, are months with the least 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 low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the average December temperature in Cassel?
What is the most humid month in Cassel?
What is the average humidity in December in Cassel?
What is the rainiest month in Cassel?
How many days does it rain in December in Cassel?
How many days does it snow in December in Cassel?
What is the month with the shortest days in Cassel?
How many hours of daylight does Cassel have in December?
What time are sunrise and sunset in December in Cassel?
What is the month with the least sunshine in Cassel?
How many hours of sunshine does Cassel have in December?
What are the months with the lowest UV index in Cassel?
How high is the UV index in December in Cassel?
Average temperature in December
Cassel, France
- Average high temperature in December: 7.2°C
The warmest months (with the highest average high temperature) are July and August (22.7°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in December: 3.4°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in December
Cassel, France
- Average pressure in December: 1015.9mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1011.9mbar).
Average wind speed in December
Cassel, France
- Average wind speed in December: 18.2km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (12.9km/h).
Average humidity in December
Cassel, 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 (74%).
Average rainfall in December
Cassel, France
- Average rainfall in December: 61mm
The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is September (12mm).
Average rainfall days in December
Cassel, France
- Average rainfall days in December: 18 days
The month with the highest number of rainy days is December (18 days).
The month with the least rainy days is September (7.5 days).
Average snowfall in December
Cassel, France
- Average snowfall in December: 26mm
The month with the highest snowfall is January (34mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Cassel, France
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (4 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
Cassel, France
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in December
Cassel, France
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is September (21.5 days).
The months with the least sunshine days are February and December (8.5 days).
Average UV index in December
Cassel, 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
Cassel, France
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in December
Cassel, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Cassel, France
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