December weather forecastLuxemburg, WI
December
Weather in December
December, the first month of the winter in Luxemburg, is also a subzero cold month, with an average temperature ranging between min 23°F (-5°C) and max 31.1°F (-0.5°C).Temperature
December brings a minor decrease, with the average high-temperature reducing from a wintry 42.3°F (5.7°C) in November to a subzero cold 31.1°F (-0.5°C). December witnesses a minor deviation from daytime peaks, with an average nighttime temperature of 23°F (-5°C).Humidity
The average relative humidity in December is 83%.Rainfall
In Luxemburg, during December, the rain falls for 5.6 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 132.6 rainfall days, and 25.55" (649mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Luxemburg, during December, snow falls for 13.1 days and regularly aggregates up to 3.82" (97mm) of snow. Throughout the year, there are 59.4 snowfall days, and 18.94" (481mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:07 am and sunset at 4:12 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:21 pm CST.
Sunshine
In Luxemburg, the average sunshine in December is 3.4h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 1 suggests these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Luxemburg, WI
- Average high temperature in December: 31.1°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: 23°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in December
Luxemburg, WI
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Luxemburg, WI
- Average wind speed in December: 12mph
The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in December
Luxemburg, WI
- Average humidity in December: 83%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in December
Luxemburg, WI
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in December
Luxemburg, WI
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is May (15.3 days).
The months with the least rainy days are January and February (4.2 days).
Average snowfall in December
Luxemburg, WI
- Average snowfall in December: 3.82"
The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Luxemburg, WI
- Average snowfall days in December: 13.1 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Luxemburg, WI
- Average daylight in December: 8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 3h and 12min).
Average sunshine days in December
Luxemburg, WI
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (11 days).
Average UV index in December
Luxemburg, WI
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Luxemburg, WI
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Luxemburg, WI
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





