December weather forecastOverslag, Belgium
December weather for Overslag, Belgium: The month with the most rainfall in Overslag, Belgium, is December, when the rain falls for 15.7 days and typically aggregates up to 48mm (1.89") of precipitation. The month with the shortest days in Overslag, Belgium, is December, with an average of 8h and 0min of daylight.
December
Weather in December
The first month of the winter, December, is still a chilly month in Overslag, Belgium, with temperature in the range of an average low of 3.1°C (37.6°F) and an average high of 6.7°C (44.1°F).Temperature
The shift from November to December includes a small decrease in the average high-temperature, from a fresh 10°C (50°F) to a chilly 6.7°C (44.1°F). December in Overslag witnesses a minor deviation from daytime peaks, with an average nighttime temperature of 3.1°C (37.6°F).Humidity
The most humid month is December, with an average relative humidity of 87%.Rainfall
December is the month with the most rainfall. Rain falls for 15.7 days and accumulates 48mm (1.89") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, in Overslag, it is snowing for 2 days. Throughout December, 14mm (0.55") of snow is accumulated. Throughout the year, there are 10.1 snowfall days, and 73mm (2.87") of snow is accumulated.Daylight
December has the shortest days of the year in Overslag, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 08:27 and sunset at 16:40. On the last day of the month, sunrise is at 08:48 and sunset at 16:46 CET.
Sunshine
With an average of 3.5h of sunshine, December has the least sunshine of the year.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 vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 2 suggests these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Overslag, Belgium
- Average high temperature in December: 6.7°C
The warmest month (with the highest average high temperature) is July (23°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in December: 3.1°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in December
Overslag, Belgium
- Average pressure in December: 1015.8mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1012.1mbar).
Average wind speed in December
Overslag, Belgium
- Average wind speed in December: 17.5km/h
The windiest month (with the highest average wind speed) is December (17.5km/h).
The calmest month (with the lowest average wind speed) is August (12.1km/h).
Average humidity in December
Overslag, Belgium
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Overslag, Belgium
- Average rainfall in December: 48mm
The wettest month (with the highest rainfall) is December (48mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Overslag, Belgium
- Average rainfall days in December: 15.7 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (12.5 days).
Average snowfall in December
Overslag, Belgium
- Average snowfall in December: 14mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Overslag, Belgium
- Average snowfall days in December: 2 days
The months with the highest number of snowfall days are January and February (3.3 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
Overslag, 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 30min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in December
Overslag, Belgium
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in December
Overslag, 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
Overslag, Belgium
- Average cloud cover in December: 63
The months with the most cloud cover are January and December (Cloud cover 63).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in December
Overslag, 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).





