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
December's arrival subtly correlates with a reduction in the average high-temperature, down from a cool 10°C (50°F) in November to a frosty 7°C (44.6°F). Mérignies experiences a steady nighttime temperature of 3°C (37.4°F) throughout the month of December.Humidity
January and December, with an average relative humidity of 87%, are the most humid months.Rainfall
December is the month with the most rainfall in Mérignies, France. Rain falls for 15.8 days and accumulates 42mm (1.65") of precipitation.Snowfall
Months with snowfall in Mérignies are January through March, November and December. In December, in Mérignies, France, it is snowing for 1.9 days. Throughout December, 18mm (0.71") of snow is accumulated. In Mérignies, during the entire year, snow falls for 9.7 days and aggregates up to 71mm (2.8") of snow.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:27 and sunset at 16:46. On the last day of December, sunrise is at 08:48 and sunset at 16:53 CET.
Sunshine
In December, the average sunshine is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mérignies. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
Is December cold in Mérignies?
What are the most humid months in Mérignies?
What is the average humidity in December in Mérignies?
What is the wettest month in Mérignies?
How much does it rain in Mérignies in December?
How much does it snow in Mérignies in December?
What is the month with the shortest days in Mérignies?
How many hours of daylight does Mérignies have in December?
When are sunrise and sunset in December in Mérignies?
How many hours of sunshine does Mérignies have in December?
What is the month with the lowest UV index in Mérignies?
How high is the UV index in December in Mérignies?
Average temperature in December
Mérignies, France
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in December: 3°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Mérignies, France
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in December
Mérignies, France
- Average wind speed in December: 18km/h
The windiest month (with the highest average wind speed) is December (18km/h).
The calmest month (with the lowest average wind speed) is August (12.3km/h).
Average humidity in December
Mérignies, France
- Average humidity in December: 87%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (73%).
Average rainfall in December
Mérignies, France
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is December (42mm).
The driest month (with the least rainfall) is September (19mm).
Average rainfall days in December
Mérignies, France
- Average rainfall days in December: 15.8 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in December
Mérignies, France
- Average snowfall in December: 18mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Mérignies, France
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is February (3.3 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
Mérignies, France
- Average daylight in December: 8h and 1min
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 6min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Mérignies, France
- Average sunshine days in December: 12 days
The month with the most sunshine days is April (14.7 days).
The month with the least sunshine days is August (11.1 days).
Average UV index in December
Mérignies, 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
Mérignies, France
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are April and August (Cloud cover 41).
Average visibility in December
Mérignies, 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).
Mérignies, France
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