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
The beginning of December brings a slight decrease in the average high-temperature, transitioning from a fresh 10°C (50°F) in November to a chilly 6.6°C (43.9°F). Heldergem's nighttime temperatures in December reveal a minimal variation from the daytime highs, averaging at a cold 2.8°C (37°F).Humidity
December is the most humid month in Heldergem, Belgium, with an average relative humidity of 88%.Rainfall
The month with the most rainfall is December, when the rain falls for 17.9 days and typically aggregates up to 59mm (2.32") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 2.4 days. Throughout December, 27mm (1.06") of snow is accumulated. Throughout the year, in Heldergem, there are 12.5 snowfall days, and 107mm (4.21") of snow is accumulated.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:25 and sunset at 16:41. On the last day of the month, sunrise is at 08:46 and sunset at 16:48 CET.
Sunshine
The month with the least sunshine in Heldergem is December, with an average of 3.5h 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 hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
How cold is it in Heldergem in December?
What is the most humid month in Heldergem?
What is the average humidity in December in Heldergem?
What is the rainiest month in Heldergem?
How many days does it rain in December in Heldergem?
How much does it snow in Heldergem in December?
What is the month with the shortest days in Heldergem?
What is the average length of the day in December in Heldergem?
When is the sunrise / sunset in December in Heldergem?
What is the month with the least sunshine in Heldergem?
How many hours of sunshine does Heldergem have in December?
What are the months with the lowest UV index in Heldergem?
What is the UV index intensity in December in Heldergem?
Average temperature in December
Heldergem, Belgium
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in December: 2.8°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 (1.3°C).
Average pressure in December
Heldergem, Belgium
- Average pressure in December: 1016.1mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in December
Heldergem, Belgium
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Heldergem, 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
Heldergem, Belgium
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Heldergem, Belgium
- Average rainfall days in December: 17.9 days
The month with the highest number of rainy days is December (17.9 days).
The month with the least rainy days is September (9.8 days).
Average snowfall in December
Heldergem, Belgium
- Average snowfall in December: 27mm
The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Heldergem, Belgium
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is February (4.4 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
Heldergem, 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 3min
The month with the most sunshine is June (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in December
Heldergem, Belgium
- Average sunshine days in December: 9.3 days
The month with the most sunshine days is September (18.7 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in December
Heldergem, 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
Heldergem, Belgium
- Average cloud cover in December: 64
The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 43).
Average visibility in December
Heldergem, Belgium
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
Heldergem, Belgium
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