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
Arrival of December comes with a reduction in the average high-temperature, falling from a cold 36.3°F (2.4°C) in November to a subzero cold 23.9°F (-4.5°C). Brantwood witnesses an average low-temperature of 14.2°F (-9.9°C) throughout the month of December.Humidity
In December, the average relative humidity is 90%.Rainfall
In Brantwood, during December, the rain falls for 3.4 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, in Brantwood, there are 124.1 rainfall days, and 24.61" (625mm) of precipitation is accumulated.Snowfall
Months with snowfall in Brantwood are January through May, October through December. December is the month with the most snowfall. Snow falls for 17.7 days and accumulates 8.23" (209mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 48min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 4:18 pm. On the last day of December, sunrise is at 7:40 am and sunset at 4:26 pm CST.
Sunshine
In December, the average sunshine in Brantwood, Wisconsin, is 2.4h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Brantwood. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 1 in December interprets into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is it in Brantwood in December?
What is the average humidity in December in Brantwood?
How many days does it rain in December in Brantwood?
When does it snow the most in Brantwood?
How much does it snow in Brantwood in December?
What is the month with the shortest days in Brantwood?
What is the average length of the day in December in Brantwood?
What time are sunrise and sunset in December in Brantwood?
How many hours of sunshine does Brantwood have in December?
When is the lowest UV index in Brantwood?
What is the UV index reading in December in Brantwood?
Average temperature in December
Brantwood, WI
- Average high temperature in December: 23.9°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (18.3°F).
- Average low temperature in December: 14.2°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (6.6°F).
Average pressure in December
Brantwood, 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 (29.9"Hg).
Average wind speed in December
Brantwood, WI
- Average wind speed in December: 8.4mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in December
Brantwood, WI
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (73%).
Average rainfall in December
Brantwood, WI
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in December
Brantwood, WI
- Average rainfall days in December: 3.4 days
The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is January (1.8 days).
Average snowfall in December
Brantwood, WI
- Average snowfall in December: 8.23"
The month with the highest snowfall is December (8.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Brantwood, WI
- Average snowfall days in December: 17.7 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Brantwood, WI
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 2h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in December
Brantwood, WI
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (15.1 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in December
Brantwood, WI
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Brantwood, WI
- Average cloud cover in December: 77
The months with the most cloud cover are January and February (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Brantwood, WI
- Average visibility in December: 5mi
The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January and February (4mi).
Brantwood, Wisconsin, USA
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