December weather forecastHenis, Belgium
December
Weather in December
December, the first month of the winter in Henis, is also a wintry month, with temperature in the range of an average high of 5.5°C (41.9°F) and an average low of 1.6°C (34.9°F).Temperature
The arrival of December suggests a slight decrease in the average high-temperature, moving from a frosty 9.1°C (48.4°F) in November to a cold 5.5°C (41.9°F). Henis's evenings during December maintain an average temperature of 1.6°C (34.9°F), aligning closely with the daytime temperatures.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 88%.Rainfall
December is the month with the most rainfall in Henis. Rain falls for 15.8 days and accumulates 55mm (2.17") of precipitation.Snowfall
Months with snowfall in Henis are January through March, November and December. In Henis, Belgium, during December, snow falls for 4.4 days and regularly aggregates up to 38mm (1.5") of snow. Throughout the year, in Henis, there are 19.2 snowfall days, and 143mm (5.63") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 0min of daylight.On the first day of December in Henis, sunrise is at 08:18 and sunset at 16:35. On the last day of the month, sunrise is at 08:40 and sunset at 16:42 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.6h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, the UV index of 2 transforms into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. During bright days, sunglasses that offer UVA and UVB defense are recommended. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Henis, Belgium
- Average high temperature in December: 5.5°C
The warmest months (with the highest average high temperature) are July and August (22.6°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in December: 1.6°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (0°C).
Average pressure in December
Henis, Belgium
- Average pressure in December: 1016.8mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in December
Henis, Belgium
- Average wind speed in December: 17.2km/h
The windiest month (with the highest average wind speed) is December (17.2km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in December
Henis, Belgium
- Average humidity in December: 88%
The months with the highest relative humidity are January and December (88%).
The months with the lowest relative humidity are April and August (77%).
Average rainfall in December
Henis, Belgium
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is December (55mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in December
Henis, Belgium
- Average rainfall days in December: 15.8 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in December
Henis, Belgium
- Average snowfall in December: 38mm
The month with the highest snowfall is January (49mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Henis, Belgium
- Average snowfall days in December: 4.4 days
The month with the highest number of snowfall days is January (5.4 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
Henis, Belgium
- Average daylight in December: 8h and 0min
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 0min).
- Average sunshine in December: 3h and 36min
The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Henis, Belgium
- Average sunshine days in December: 10.6 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is December (10.6 days).
Average UV index in December
Henis, Belgium
- 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
Henis, Belgium
- Average cloud cover in December: 62
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in December
Henis, Belgium
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August and October (9km).
The months with the lowest visibility are January, September, November and December (8km).





