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
With December's onset, the weather shows a temperature decrease, transitioning from a chilly 43.9°F (6.6°C) in November to a subzero cold 31.6°F (-0.2°C). Afton usually reports an average low-temperature of 21.7°F (-5.7°C) during the month of December.Humidity
The average relative humidity in December in Afton is 83%.Rainfall
In Afton, in December, it is raining for 6.5 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 127.7 rainfall days, and 17.87" (454mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Afton. In Afton, during December, snow falls for 9.1 days and regularly aggregates up to 1.61" (41mm) of snow. Throughout the year, in Afton, there are 44.5 snowfall days, and 11.34" (288mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:07 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:33 pm CST.
Sunshine
The average sunshine in December in Afton is 3.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Afton. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
How cold is December in Afton?
What is the average humidity in December in Afton?
How much does it rain in Afton in December?
How much does it snow in Afton in December?
What is the month with the shortest days in Afton?
What is the average length of the day in December in Afton?
When is the sunrise / sunset in December in Afton?
How long on average sun shines in December in Afton?
What is the month with the lowest UV index in Afton?
What is the UV index intensity in December in Afton?
Average temperature in December
Afton, WI
- Average high temperature in December: 31.6°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in December: 21.7°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in December
Afton, WI
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Afton, WI
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in December
Afton, WI
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall in December
Afton, WI
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is June (2.76").
The driest months (with the least rainfall) are January and February (0.75").
Average rainfall days in December
Afton, WI
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (3.5 days).
Average snowfall in December
Afton, WI
- Average snowfall in December: 1.61"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Afton, WI
- Average snowfall days in December: 9.1 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Afton, WI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Afton, WI
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in December
Afton, WI
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Afton, WI
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in December
Afton, WI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Afton, Wisconsin, USA
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