December weather forecast
Mazy, Belgium

December

Weather in December

The first month of the winter, December, is also a wintry month in Mazy, Belgium, with an average temperature varying between 5.6°C (42.1°F) and 1.6°C (34.9°F).

Temperature

With the onset of December, Mazy experiences a modest temperature adjustment, with the average high-temperature gently receding from a frosty 9°C (48.2°F) in November to a wintry 5.6°C (42.1°F). Maintaining close parity with daytime warmth, the average nocturnal temperature during December stays at 1.6°C (34.9°F).

Humidity

January and December, with an average relative humidity of 89%, are the most humid months in Mazy.

Rainfall

The month with the most rainfall is December, when the rain falls for 15.9 days and typically aggregates up to 56mm (2.2") of precipitation.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 2.7 days. Throughout December, 24mm (0.94") of snow is accumulated. Throughout the year, there are 13.7 snowfall days, and 108mm (4.25") of snow is accumulated.

Daylight

With an average of 8h and 6min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 08:20 and sunset at 16:40. On the last day of the month, sunrise is at 08:42 and sunset at 16:47 CET.

Sunshine

The month with the least sunshine is December, with an average of 3.3h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

Is it cold during December?
In December, the average high-temperature and low-temperature are 5.6°C (42.1°F) and 1.6°C (34.9°F) respectively.
What is the most humid month?
The months with the highest humidity are January and December, with an average relative humidity of 89%.
What is the average humidity in December?
In Mazy, the average relative humidity in December is 89%.
What is the rainiest month?
December is the month with the most rainfall. Rain falls for 15.9 days and accumulates 56mm (2.2") of precipitation.
How many days does it rain in December?
In Mazy, during December, the rain falls for 15.9 days and regularly aggregates up to 56mm (2.2") of precipitation.
How many days does it snow in December in Mazy?
In Mazy, during December, snow falls for 2.7 days and regularly aggregates up to 24mm (0.94") of snow.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 6min of daylight.
How many hours of daylight does Mazy have in December?
In December, the average day length is 8h and 5min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 08:20 and sunset at 16:40. On the last day of the month, sunrise is at 08:42 and sunset at 16:47 CET.
What is the month with the least sunshine in Mazy?
The month with the least sunshine is December, with an average of 3.3h of sunshine.
How long on average sun shines in December?
In Mazy, the average sunshine duration in December is 3.3h.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the UV index intensity in December?
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
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
Mazy, Belgium
  • Average high temperature in December: 5.6°C

The warmest month (with the highest average high temperature) is August (22.5°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 (12.8°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).

Average pressure in December
Mazy, Belgium
  • Average pressure in December: 1016.9mbar

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
Mazy, Belgium
  • Average wind speed in December: 18.2km/h

The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).

Average humidity in December
Mazy, Belgium
  • Average humidity in December: 89%

The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (77%).

Average rainfall in December
Mazy, Belgium
  • Average rainfall in December: 56mm

The wettest month (with the highest rainfall) is December (56mm).
The driest month (with the least rainfall) is April (28mm).

Average rainfall days in December
Mazy, Belgium
  • Average rainfall days in December: 15.9 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (12 days).

Average snowfall in December
Mazy, Belgium
  • Average snowfall in December: 24mm

The month with the highest snowfall is January (40mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Mazy, Belgium
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (4.5 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
Mazy, Belgium
  • Average daylight in December: 8h and 1min

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 2min

The months with the most sunshine are July and August (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).

Average sunshine days in December
Mazy, Belgium
  • Average sunshine days in December: 11.2 days

The month with the most sunshine days is October (15.3 days).
The month with the least sunshine days is June (10.2 days).

Average UV index in December
Mazy, 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
Mazy, Belgium
  • Average cloud cover in December: 65

The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 43).

Average visibility in December
Mazy, 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).

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