December weather forecastTilleur, Belgium
December weather for Tilleur, Belgium: The month with the most rainfall in Tilleur is December, when the rain falls for 15.8 days and typically aggregates up to 55mm (2.17") of precipitation. In Tilleur, Belgium, in December, snow falls for 4.4 days, with typically accumulated 38mm (1.5") of snow.
December
Weather in December
The first month of the winter, December, is also an icy month in Tilleur, Belgium, 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
With the beginning of December, the average high-temperature shows a small decrease, transitioning from a chilly 9.1°C (48.4°F) in November to an icy 5.5°C (41.9°F). Throughout December nights, Tilleur records a consistent low-temperature averaging 1.6°C (34.9°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 88%.Rainfall
The month with the most rainfall in Tilleur is December, when the rain falls for 15.8 days and typically aggregates up to 55mm (2.17") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Tilleur, Belgium, during December, snow falls for 4.4 days and regularly aggregates up to 38mm (1.5") of snow. Throughout the year, there are 19.2 snowfall days, and 143mm (5.63") of snow is accumulated.Daylight
December has the shortest days of the year in Tilleur, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 08:17 and sunset at 16:36. On the last day of December, in Tilleur, sunrise is at 08:39 and sunset at 16:43 CET.
Sunshine
The month with the least sunshine in Tilleur is December, with an average of 3.8h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Tilleur. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Tilleur, 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
Tilleur, Belgium
- Average pressure in December: 1016.8mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in December
Tilleur, 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
Tilleur, 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
Tilleur, 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
Tilleur, Belgium
- Average rainfall days in December: 15.8 days
The month with the highest number of rainy days is August (17.8 days).
The months with the least rainy days are February and September (11.6 days).
Average snowfall in December
Tilleur, 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
Tilleur, 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
Tilleur, 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 48min
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 48min).
Average sunshine days in December
Tilleur, Belgium
- Average sunshine days in December: 10.6 days
The month with the most sunshine days is September (16 days).
The month with the least sunshine days is December (10.6 days).
Average UV index in December
Tilleur, 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
Tilleur, 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
Tilleur, 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).
