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
December
Weather in December
Temperature
As December begins, there is a minor decrease in the average high-temperature, softly falling from a cool 10.1°C (50.2°F) in November to a chilly 6.7°C (44.1°F). A consistent average low of 2.9°C (37.2°F) is noted in Grembergen throughout December, only a small step down from its daytime high.Humidity
With an average relative humidity of 88%, December is the most humid month.Rainfall
December is the month with the most rainfall in Grembergen. Rain falls for 6.4 days and accumulates 11mm (0.43") of precipitation.Snowfall
January, February and December are months with snowfall. December is the first month it typically snows in Grembergen. Throughout December, in the average 1.4 snowfall days, it receives 2mm (0.08") of snow. In Grembergen, during the entire year, snow falls for 5.6 days and aggregates up to 10mm (0.39") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 08:25 and sunset at 16:40. On the last day of the month, sunrise is at 08:46 and sunset at 16:46 CET.
Sunshine
December has the least sunshine of the year, with an average of 3.4h 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 reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The UV index of 2 during December translates into the following guidance:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Grembergen in December?
What is the most humid month in Grembergen?
What is the average humidity in December in Grembergen?
What is the rainiest month in Grembergen?
How much does it rain in Grembergen in December?
When does it start snowing in Grembergen?
What is the month with the shortest days in Grembergen?
How many hours of daylight does Grembergen have in December?
What time are sunrise and sunset in December in Grembergen?
What is the month with the least sunshine in Grembergen?
How long on average sun shines in December in Grembergen?
What is the month with the lowest UV index in Grembergen?
How high is the UV index in December in Grembergen?
Average temperature in December
Grembergen, Belgium
- Average high temperature in December: 6.7°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 (5.6°C).
- Average low temperature in December: 2.9°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in December
Grembergen, Belgium
- Average pressure in December: 1016mbar
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
Grembergen, 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 (11.8km/h).
Average humidity in December
Grembergen, Belgium
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Grembergen, Belgium
- Average rainfall in December: 11mm
The wettest month (with the highest rainfall) is December (11mm).
The driest month (with the least rainfall) is April (5mm).
Average rainfall days in December
Grembergen, Belgium
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Grembergen, Belgium
- Average snowfall in December: 2mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Grembergen, Belgium
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (1.7 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
Grembergen, Belgium
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in December
Grembergen, Belgium
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is October (23.7 days).
The month with the least sunshine days is June (17.7 days).
Average UV index in December
Grembergen, 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
Grembergen, Belgium
- Average cloud cover in December: 63
The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 43).
Average visibility in December
Grembergen, Belgium
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
