December weather forecastBelgium, WI
December
Weather in December
December, the first month of the winter in Belgium, is still a freezing cold month, with an average temperature fluctuating between 30.9°F (-0.6°C) and 22.1°F (-5.5°C).Temperature
Belgium's transition into December involves a shift in temperature, receding from a cold 41.9°F (5.5°C) in November to a subzero cold 30.9°F (-0.6°C). In Belgium, the nightly December temperatures experience a slight descent from daily highs to an average low of 22.1°F (-5.5°C).Humidity
In December, the average relative humidity in Belgium is 84%.Rainfall
December is the month with the least rainfall in Belgium. Rain falls for 4.8 days and accumulates 0.51" (13mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 9.8 days. Throughout December, 1.42" (36mm) of snow is accumulated. In Belgium, during the entire year, snow falls for 46 days and aggregates up to 6.97" (177mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:05 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:25 pm CST.
Sunshine
In December, the average sunshine is 3.8h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 1 in December translates into these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Belgium, WI
- Average high temperature in December: 30.9°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in December: 22.1°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in December
Belgium, WI
- Average pressure in December: 30.08"Hg
The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Belgium, WI
- Average wind speed in December: 11.2mph
The windiest month (with the highest average wind speed) is January (11.8mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in December
Belgium, WI
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (77%).
Average rainfall in December
Belgium, WI
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is December (0.51").
Average rainfall days in December
Belgium, WI
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in December
Belgium, WI
- Average snowfall in December: 1.42"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Belgium, WI
- Average snowfall days in December: 9.8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Belgium, WI
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Belgium, WI
- Average sunshine days in December: 18.5 days
The months with the most sunshine days are November and December (18.5 days).
The month with the least sunshine days is April (14.7 days).
Average UV index in December
Belgium, WI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Belgium, WI
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in December
Belgium, WI
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





