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 start of December signals a gentle decrease in the average high-temperature, transitioning from a fresh 10.3°C (50.5°F) in November to a frosty 6.8°C (44.2°F). Nighttime temperatures during December report a consistent average of 2.1°C (35.8°F).Humidity
December is the most humid month, with an average relative humidity of 88%.Rainfall
In Blannay, in December, it is raining for 14.5 days, with typically 49mm (1.93") of accumulated precipitation. Throughout the year, in Blannay, there are 162.5 rainfall days, and 468mm (18.43") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Blannay, in December, snow falls for 2.4 days, with typically accumulated 19mm (0.75") of snow. In Blannay, during the entire year, snow falls for 9.1 days and aggregates up to 65mm (2.56") of snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year in Blannay.On the first day of December, sunrise is at 08:12 and sunset at 16:55. On the last day of the month, sunrise is at 08:32 and sunset at 17:03 CET.
Sunshine
In Blannay, the average sunshine in December is 4h.UV index
The months with the lowest UV index in Blannay 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 vulnerability from exposure to the Sun's UV rays for the average person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Boost your sun resistance with garments that are densely woven yet spacious. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is it in Blannay in December?
What is the most humid month in Blannay?
What is the average humidity in December in Blannay?
How much does it rain in Blannay in December?
How much does it snow in Blannay in December?
What is the month with the shortest days in Blannay?
How many hours of daylight does Blannay have in December?
When are sunrise and sunset in December in Blannay?
How many hours of sunshine does Blannay have in December?
What is the month with the lowest UV index in Blannay?
What is the UV index intensity in December in Blannay?
Average temperature in December
Blannay, France
- Average high temperature in December: 6.8°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 (5.7°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in December
Blannay, France
- Average pressure in December: 1019.7mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in December
Blannay, France
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in December
Blannay, France
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (71%).
Average rainfall in December
Blannay, France
- Average rainfall in December: 49mm
The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in December
Blannay, France
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in December
Blannay, France
- Average snowfall in December: 19mm
The month with the highest snowfall is January (24mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Blannay, France
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (3.1 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
Blannay, France
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Blannay, France
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is March (17.8 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in December
Blannay, 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
Blannay, 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 August and September (Cloud cover 35).
Average visibility in December
Blannay, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, July, August, September and October (9km).
The months with the lowest visibility are January, May, June, November and December (8km).
Blannay, France
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