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 shift into December is marked by a noticeable reduction in the average high-temperature, decreasing from November's icy 39.9°F (4.4°C) to a freezing cold 25.3°F (-3.7°C). In the month of December, an average of 14.7°F (-9.6°C) marks the low-temperature.Humidity
In December, the average relative humidity is 89%.Rainfall
In Augusta, in December, it is raining for 3.9 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 131.1 rainfall days, and 25.51" (648mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Augusta, in December, snow falls for 12.9 days, with typically accumulated 5.39" (137mm) of snow. Throughout the year, there are 61.7 snowfall days, and 24.17" (614mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 7:22 am and sunset at 4:25 pm. On the last day of December, in Augusta, Wisconsin, sunrise is at 7:41 am and sunset at 4:34 pm CST.
Sunshine
In December, the average sunshine is 3h.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 estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 1 in December translates into this advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Augusta, WI
- Average high temperature in December: 25.3°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 (19.6°F).
- Average low temperature in December: 14.7°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (6.8°F).
Average pressure in December
Augusta, 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
Augusta, WI
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Augusta, 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
Augusta, WI
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (4.25").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in December
Augusta, WI
- Average rainfall days in December: 3.9 days
The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is January (2.1 days).
Average snowfall in December
Augusta, WI
- Average snowfall in December: 5.39"
The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Augusta, WI
- Average snowfall days in December: 12.9 days
The month with the highest number of snowfall days is January (13.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Augusta, WI
- Average daylight in December: 8h and 5min
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 months with the least sunshine are January and February (Average sunshine: 2h and 54min).
Average sunshine days in December
Augusta, WI
- Average sunshine days in December: 17 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (9.4 days).
Average UV index in December
Augusta, WI
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Augusta, WI
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Augusta, WI
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The month with the lowest visibility is January (4mi).
Augusta, Wisconsin, USA
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