December weather forecastHallie, WI
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Hallie, Wisconsin, with an average temperature varying between 24.8°F (-4°C) and 14.2°F (-9.9°C).Temperature
Hallie sees a considerable decrease in average high-temperatures during December, falling from an icy 39.6°F (4.2°C) in November to a freezing cold 24.8°F (-4°C). During the nights in December, the temperature in Hallie averages to 14.2°F (-9.9°C).Humidity
In Hallie, the average relative humidity in December is 89%.Rainfall
In Hallie, in December, it is raining for 4.1 days, with typically 1.42" (36mm) of accumulated precipitation. Throughout the year, in Hallie, there are 128.5 rainfall days, and 26.22" (666mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Hallie, during December, snow falls for 11.3 days and regularly aggregates up to 4.69" (119mm) of snow. In Hallie, during the entire year, snow falls for 57.9 days and aggregates up to 25.87" (657mm) of snow.Daylight
The month with the shortest days in Hallie, Wisconsin, is December, with an average of 8h and 54min of daylight.On the first day of December in Hallie, sunrise is at 7:24 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:34 pm CST.
Sunshine
In December, the average sunshine in Hallie, Wisconsin, is 3h.UV index
The months with the lowest UV index in Hallie are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Hallie, WI
- Average high temperature in December: 24.8°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (19.4°F).
- Average low temperature in December: 14.2°F
The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in December
Hallie, WI
- Average pressure in December: 30.1"Hg
The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Hallie, WI
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Hallie, WI
- Average humidity in December: 89%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Hallie, WI
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Hallie, WI
- Average rainfall days in December: 4.1 days
The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is January (2.7 days).
Average snowfall in December
Hallie, WI
- Average snowfall in December: 4.69"
The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hallie, WI
- Average snowfall days in December: 11.3 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hallie, 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 0min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in December
Hallie, WI
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is January (17.4 days).
The month with the least sunshine days is June (10 days).
Average UV index in December
Hallie, 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
Hallie, WI
- Average cloud cover in December: 69
The months with the most cloud cover are January, February and December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Hallie, WI
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
