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
Weather in December
Temperature
The arrival of December corresponds with a reduction in the average high-temperature, down from November's cold 41.7°F (5.4°C) to a subzero cold 28.6°F (-1.9°C). Butte des Morts throughout December, records an average low-temperature of 18.5°F (-7.5°C).Humidity
The average relative humidity in December is 86%.Rainfall
In Butte des Morts, during December, the rain falls for 3.6 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 104.9 rainfall days, and 12.36" (314mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 10.5 days. Throughout December, 1.89" (48mm) of snow is accumulated. Throughout the year, there are 47.7 snowfall days, and 9.45" (240mm) of snow is accumulated.Daylight
With an average of 8h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:10 am and sunset at 4:17 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:26 pm CST.
Sunshine
In December, the average sunshine is 3.6h.UV index
January, February, 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 minimal health hazard from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 1 during December morphs into the following directions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Butte des Morts have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Butte des Morts have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Butte des Morts, WI
- Average high temperature in December: 28.6°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in December: 18.5°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in December
Butte des Morts, WI
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Butte des Morts, WI
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in December
Butte des Morts, WI
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Butte des Morts, WI
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is June (1.77").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in December
Butte des Morts, WI
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in December
Butte des Morts, WI
- Average snowfall in December: 1.89"
The month with the highest snowfall is January (2.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Butte des Morts, WI
- Average snowfall days in December: 10.5 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Butte des Morts, WI
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 24min).
Average sunshine days in December
Butte des Morts, WI
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in December
Butte des Morts, 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, February, November and December (UV index 1).
Average cloud cover in December
Butte des Morts, WI
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in December
Butte des Morts, 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).
Butte des Morts, Wisconsin, USA
Weather forecast for your location
2. Allow the app to use your location