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
Start of December brings a slight shift in the average high-temperature, dipping a bit from November's frosty 9.6°C (49.3°F) to a still chilly 6.3°C (43.3°F). December nights in Mont-Saint-Jean witness a slight temperature decrease, averaging at a wintry 2.4°C (36.3°F).Humidity
With an average relative humidity of 88%, December is the most humid month in Mont-Saint-Jean.Rainfall
December is the month with the most rainfall. Rain falls for 17 days and accumulates 54mm (2.13") of precipitation.Snowfall
Months with snowfall in Mont-Saint-Jean are January through March, October through December. In December, in Mont-Saint-Jean, it is snowing for 2.6 days. Throughout December, 30mm (1.18") of snow is accumulated. Throughout the year, there are 13.8 snowfall days, and 112mm (4.41") of snow is accumulated.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year.On the first day of December in Mont-Saint-Jean, sunrise is at 08:22 and sunset at 16:40. On the last day of the month, sunrise is at 08:43 and sunset at 16:47 CET.
Sunshine
With an average of 3.6h 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 Mont-Saint-Jean. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Mont-Saint-Jean in December?
What is the most humid month in Mont-Saint-Jean?
What is the average humidity in December in Mont-Saint-Jean?
What is the rainiest month in Mont-Saint-Jean?
How many days does it rain in December in Mont-Saint-Jean?
How much does it snow in Mont-Saint-Jean in December?
What is the month with the shortest days in Mont-Saint-Jean?
How many hours of daylight does Mont-Saint-Jean have in December?
When is the sunrise / sunset in December in Mont-Saint-Jean?
What is the month with the least sunshine in Mont-Saint-Jean?
How many hours of sunshine does Mont-Saint-Jean have in December?
What is the month with the lowest UV index in Mont-Saint-Jean?
What is the UV index reading in December in Mont-Saint-Jean?
Average temperature in December
Mont-Saint-Jean, Belgium
- Average high temperature in December: 6.3°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in December: 2.4°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in December
Mont-Saint-Jean, Belgium
- Average pressure in December: 1016.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Mont-Saint-Jean, Belgium
- Average wind speed in December: 18.1km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Mont-Saint-Jean, Belgium
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are April, July and August (75%).
Average rainfall in December
Mont-Saint-Jean, Belgium
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is December (54mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in December
Mont-Saint-Jean, Belgium
- Average rainfall days in December: 17 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in December
Mont-Saint-Jean, Belgium
- Average snowfall in December: 30mm
The month with the highest snowfall is January (34mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Mont-Saint-Jean, Belgium
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is February (4.3 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
Mont-Saint-Jean, Belgium
- 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: 3h and 4min
The months with the most sunshine are July and August (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Mont-Saint-Jean, Belgium
- Average sunshine days in December: 10.9 days
The month with the most sunshine days is September (14.6 days).
The months with the least sunshine days are February, August and December (10.9 days).
Average UV index in December
Mont-Saint-Jean, Belgium
- 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
Mont-Saint-Jean, Belgium
- Average cloud cover in December: 62
The month with the most cloud cover is December (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in December
Mont-Saint-Jean, Belgium
- 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).
Mont-Saint-Jean, Belgium
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