December weather forecastHarmignies, Belgium
December
Weather in December
The first month of the winter, December, is still a chilly month in Harmignies, Belgium, with an average temperature varying between 6.2°C (43.2°F) and 2.2°C (36°F).Temperature
December is characterized by a mild reduction in the average high-temperature, from 9.5°C (49.1°F) in November to a still frosty 6.2°C (43.2°F). In Harmignies, the nocturnal temperatures throughout December show a marginal dip from the daytime averages, settling at an icy 2.2°C (36°F).Humidity
The most humid month in Harmignies is December, with an average relative humidity of 89%.Rainfall
The month with the most rainfall is December, when the rain falls for 15.4 days and typically aggregates up to 60mm (2.36") of precipitation.Snowfall
January through March, October through December are months with snowfall in Harmignies. In Harmignies, in December, snow falls for 2.5 days, with typically accumulated 20mm (0.79") of snow. In Harmignies, Belgium, during the entire year, snow falls for 10.3 days and aggregates up to 87mm (3.43") of snow.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year in Harmignies, Belgium.On the first day of the month, sunrise is at 08:22 and sunset at 16:43. On the last day of December, sunrise is at 08:44 and sunset at 16:50 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 3.7h of sunshine.UV index
The months with the lowest UV index in Harmignies, Belgium, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 2 during December translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Harmignies, Belgium
- Average high temperature in December: 6.2°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 (5°C).
- Average low temperature in December: 2.2°C
The months with the highest average low temperature are July and August (12.9°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in December
Harmignies, Belgium
- Average pressure in December: 1016.7mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in December
Harmignies, Belgium
- Average wind speed in December: 18.8km/h
The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in December
Harmignies, Belgium
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Harmignies, Belgium
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in December
Harmignies, Belgium
- Average rainfall days in December: 15.4 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is March (12.8 days).
Average snowfall in December
Harmignies, Belgium
- Average snowfall in December: 20mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Harmignies, Belgium
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (3.3 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
Harmignies, Belgium
- Average daylight in December: 8h and 6min
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 42min
The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in December
Harmignies, Belgium
- Average sunshine days in December: 12 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in December
Harmignies, 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
Harmignies, Belgium
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 43).
Average visibility in December
Harmignies, 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).





