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
As November transitions to December, the average high-temperature falls from a wintry 36.3°F (2.4°C) to a subzero cold 23.9°F (-4.5°C). December nights observe an average temperature dip to a still freezing cold 14.2°F (-9.9°C).Humidity
In Brantwood, the average relative humidity in December is 90%.Rainfall
In Brantwood, in December, during 3.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, there are 124.1 rainfall days, and 24.61" (625mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 17.7 days and typically aggregates up to 8.23" (209mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:21 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:26 pm CST.
Sunshine
In December, the average sunshine is 2.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take note! UV radiation from the Sun can double in intensity due to 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 much does it rain in December?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Brantwood have in December?
When are sunrise and sunset in December?
How long on average sun shines in December in Brantwood?
What is the month with the lowest UV index?
How high is the UV index in December?
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
Weather forecast for your location
2. Allow the app to use your location