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
With the commencement of December, Grandrieux records a moderate temperature decline, with the average high easing from November's chilly 8.5°C (47.3°F) to an icy 5.2°C (41.4°F). Grandrieux sustains an average of approximately a still wintry 1.2°C (34.2°F) during December nights, with little variation from daytime highs.Humidity
The most humid month in Grandrieux is December, with an average relative humidity of 92%.Rainfall
The month with the most rainfall in Grandrieux is December, when the rain falls for 18.4 days and typically aggregates up to 80mm (3.15") of precipitation.Snowfall
January through April, October through December are months with snowfall. In Grandrieux, in December, during 3.8 snowfall days, 39mm (1.54") of snow is typically accumulated. In Grandrieux, during the entire year, snow falls for 16.5 days and aggregates up to 171mm (6.73") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:19 and sunset at 16:45. On the last day of December, in Grandrieux, sunrise is at 08:40 and sunset at 16:52 CET.
Sunshine
With an average of 3.3h of sunshine, December has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Grandrieux. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 2 in December leads to these guidelines:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
Is December cold in Grandrieux?
What is the most humid month in Grandrieux?
What is the average humidity in December in Grandrieux?
What is the wettest month in Grandrieux?
How many days does it rain in December in Grandrieux?
How much does it snow in Grandrieux in December?
What is the month with the shortest days in Grandrieux?
How many hours of daylight does Grandrieux have in December?
What time are sunrise and sunset in December in Grandrieux?
What is the month with the least sunshine in Grandrieux?
How many hours of sunshine does Grandrieux have in December?
What are the months with the lowest UV index in Grandrieux?
What is the UV index intensity in December in Grandrieux?
Average temperature in December
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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
Grandrieux, 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).
Grandrieux, France
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