December weather forecastUlbeek, Belgium

December

Weather in December

December, the first month of the winter in Ulbeek, is still a chilly month, with temperature in the range of an average high of 6°C (42.8°F) and an average low of 2.2°C (36°F).

Temperature

The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a frosty 9.5°C (49.1°F) in November to a still chilly 6°C (42.8°F). Ulbeek sees a minor drop to an average minimum temperature of 2.2°C (36°F) during the night in the month of December.

Humidity

December is the most humid month, with an average relative humidity of 88%.

Rainfall

The month with the most rainfall is December, when the rain falls for 16.5 days and typically aggregates up to 51mm (2.01") of precipitation.

Snowfall

Months with snowfall in Ulbeek are January through March, November and December. In Ulbeek, in December, snow falls for 2.6 days, with typically accumulated 28mm (1.1") of snow. In Ulbeek, during the entire year, snow falls for 13 days and aggregates up to 99mm (3.9") of snow.

Daylight

With an average of 8h and 0min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 08:19 and sunset at 16:36. On the last day of December, sunrise is at 08:41 and sunset at 16:42 CET.

Sunshine

December has the least sunshine of the year, with an average of 3.6h of sunshine.

UV index

The months with the lowest UV index in Ulbeek are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during December leads to these instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.

Frequently asked questions

Ulbeek in December has an average high-temperature of 6°C (42.8°F) and an average low-temperature of 2.2°C (36°F).

With an average relative humidity of 88%, December is the most humid month.

The average relative humidity in December is 88%.

The month with the most rainfall in Ulbeek, Belgium, is December, when the rain falls for 16.5 days and typically aggregates up to 51mm (2.01") of precipitation.

In Ulbeek, Belgium, in December, during 16.5 rainfall days, 51mm (2.01") of precipitation is typically accumulated.

In Ulbeek, Belgium, during December, snow falls for 2.6 days and regularly aggregates up to 28mm (1.1") of snow.

With an average of 8h and 0min of daylight, December has the shortest days of the year in Ulbeek.

In December, the average day length is 8h and 2min.

In December, on the first day of the month, sunrise is at 08:19 and sunset at 16:36. On the last day of the month, sunrise is at 08:41 and sunset at 16:42 CET.

December has the least sunshine of the year in Ulbeek, with an average of 3.6h of sunshine.

In Ulbeek, Belgium, the average sunshine duration in December is 3.6h.

The months with the lowest UV index in Ulbeek are January through March, November and December, with an average maximum UV index of 2.

The average daily maximum UV index in December in Ulbeek is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ulbeek, Belgium

  • Average high temperature in December: 6°C

The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in December: 2.2°C

The month with the highest average low temperature is August (13.5°C).
The coldest months (with the lowest average low temperature) are January and February (0.8°C).

Average pressure in December
Ulbeek, Belgium

  • Average pressure in December: 1016.6mbar

The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.8mbar).

Average wind speed in December
Ulbeek, Belgium

  • Average wind speed in December: 17.8km/h

The windiest month (with the highest average wind speed) is December (17.8km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).

Average humidity in December
Ulbeek, 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 and August (75%).

Average rainfall in December
Ulbeek, Belgium

  • Average rainfall in December: 51mm

The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is April (23mm).

Average rainfall days in December
Ulbeek, Belgium

  • Average rainfall days in December: 16.5 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (12.5 days).

Average snowfall in December
Ulbeek, Belgium

  • Average snowfall in December: 28mm

The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Ulbeek, Belgium

  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is January (4.2 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
Ulbeek, 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 months with the most sunshine are July and August (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).

Average sunshine days in December
Ulbeek, Belgium

  • Average sunshine days in December: 11 days

The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is June (9.7 days).

Average UV index in December
Ulbeek, 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, March, November and December (UV index 2).

Average cloud cover in December
Ulbeek, Belgium

  • Average cloud cover in December: 61

The month with the most cloud cover is December (Cloud cover 61).
The months with the least cloud cover are April and August (Cloud cover 40).

Average visibility in December
Ulbeek, Belgium

  • Average visibility in December: 8km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is December (8km).