December weather forecast and climate
Groot Overlaar, Belgium

Weather in December

The first month of the winter, December, is also a frosty month in Groot Overlaar, Belgium, with average temperature ranging between max 6.2°C (43.2°F) and min 2.2°C (36°F).

Temperature

In December, the average high-temperature slightly decreases, from 9.5°C (49.1°F) in November, to a still chilly 6.2°C (43.2°F). In December, in Groot Overlaar, the average low-temperature is 2.2°C (36°F).

Humidity

The most humid month in Groot Overlaar is December, with an average relative humidity of 88%.

Rainfall

Months with the most rainfall in Groot Overlaar are June and December, with an average 56mm (2.2") of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Groot Overlaar, in December, snow falls for 3.5 days, with typically accumulated 28mm (1.1") of snow. In Groot Overlaar, during the entire year, snow falls for 16.4 days, and aggregates up to 124mm (4.88") of snow.

Daylight

With an average of 8.1h of daylight, December has the shortest days of the year.

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 in Groot Overlaar. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the temperature in December in Groot Overlaar?

The average high-temperature, in December, in Groot Overlaar, is 6.2°C (43.2°F), while the average low-temperature is 2.2°C (36°F).

What is the most humid month in Groot Overlaar?

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

What is the average humidity in December in Groot Overlaar?

The average relative humidity in December in Groot Overlaar is 88%.

How much does it rain in Groot Overlaar in December?

In Groot Overlaar, Belgium, in December, during 17.2 rainfall days, 56mm (2.2") of precipitation is typically accumulated.

What is the wettest month in Groot Overlaar?

Months with the most rainfall are June and December, with an average 56mm (2.2") of precipitation.

How much does it snow in Groot Overlaar in December?

In Groot Overlaar, in December, during 3.5 snowfall days, 28mm (1.1") of snow is typically accumulated.

What is the month with the shortest days in Groot Overlaar?

The month with the shortest days in Groot Overlaar is December, with an average of 8.1h of daylight.

What is the average length of the day in December in Groot Overlaar?

In December, the average length of the day in Groot Overlaar is 8.1h.

What is the month with the least sunshine in Groot Overlaar?

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

How long on average sun shines in December in Groot Overlaar?

The average sunshine in December in Groot Overlaar, Belgium, is 3.6h.

When is the lowest UV index in Groot Overlaar?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Groot Overlaar.

How high is the UV index in December in Groot Overlaar?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in December
Groot Overlaar, Belgium

Average temperature in December - Groot Overlaar, Belgium
  • Average high temperature in December: 6.2°C

The warmest months (with the highest average high temperature) are July and 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 month (with the lowest average low temperature) is February (0.7°C).

[Resources]

Average pressure in December
Groot Overlaar, Belgium

Average pressure in December - Groot Overlaar, Belgium
  • Average pressure in December: 1016.5mbar

The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1012.7mbar).

[Resources]

Average wind speed in December
Groot Overlaar, Belgium

Average wind speed in December - Groot Overlaar, 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 (11.5km/h).

[Resources]

Average humidity in December
Groot Overlaar, Belgium

Average humidity in December - Groot Overlaar, Belgium
  • Average humidity in December: 88%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (75%).

[Resources]

Average rainfall in December
Groot Overlaar, Belgium

Average rainfall in December - Groot Overlaar, Belgium
  • Average rainfall in December: 56mm

The wettest months (with the highest rainfall) are June and December (56mm).
The driest month (with the least rainfall) is April (26mm).

[Resources]

Average rainfall days in December
Groot Overlaar, Belgium

Average rainfall days in December - Groot Overlaar, Belgium
  • Average rainfall days in December: 17.2 days

Months with the highest number of rainy days are May and June (19.1 days).
The month with the least rainy days is September (13.8 days).

[Resources]

Average snowfall in December
Groot Overlaar, Belgium

Average snowfall in December - Groot Overlaar, Belgium
  • Average snowfall in December: 28mm

The month with the highest snowfall is February (46mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

[Resources]

Average snowfall days in December
Groot Overlaar, Belgium

Average snowfall days in December - Groot Overlaar, Belgium
  • Average snowfall days in December: 3.5 days

Months with the highest number of snowfall days are January and February (5.1 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in December /
Average sunshine in December
Groot Overlaar, Belgium

Average daylight in December / Average sunshine in December - Groot Overlaar, Belgium
  • Average daylight in December: 8.1h

The month with the longest days is June (Average daylight: 16.4h).
The month with the shortest days is December (Average daylight: 8.1h).

  • Average sunshine in December: 3.6h

The month with the most sunshine is July (Average sunshine: 9.2h).
The month with the least sunshine is December (Average sunshine: 3.6h).

[Resources]

Average sunshine days in December
Groot Overlaar, Belgium

Average sunshine days in December - Groot Overlaar, Belgium
  • Average sunshine days in December: 9.4 days

The month with the most sunshine days is September (13 days).
The month with the least sunshine days is June (7.8 days).

[Resources]

Average UV index in December
Groot Overlaar, Belgium

Average UV index in December - Groot Overlaar, Belgium
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 2).

[Resources]

Average cloud cover in December
Groot Overlaar, Belgium

Average cloud cover in December - Groot Overlaar, 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 41).

[Resources]

Average visibility in December
Groot Overlaar, Belgium

Average visibility in December - Groot Overlaar, Belgium
  • Average visibility in December: 8km

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).

[Resources]