December weather forecastPotter Lake, WI
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Potter Lake, Wisconsin, with an average temperature varying between 31.5°F (-0.3°C) and 21.6°F (-5.8°C).Temperature
Potter Lake experiences a temperature shift at the start of December, with average high-temperatures adjusting from a frosty 43.5°F (6.4°C) in November to a freezing cold 31.5°F (-0.3°C). Potter Lake observes an average nighttime low-temperature of 21.6°F (-5.8°C) during the month of December.Humidity
In December, the average relative humidity is 83%.Rainfall
In Potter Lake, in December, during 7.9 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Potter Lake, during the entire year, the rain falls for 150.4 days and collects up to 28.43" (722mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 10.7 days. Throughout December, 3.23" (82mm) of snow is accumulated. Throughout the year, there are 53.7 snowfall days, and 18.03" (458mm) 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 7:05 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:29 pm CST.
Sunshine
In Potter Lake, Wisconsin, the average sunshine in December is 3.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. 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. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Potter Lake, WI
- Average high temperature in December: 31.5°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in December: 21.6°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 (13.1°F).
Average pressure in December
Potter Lake, WI
- Average pressure in December: 30.09"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Potter Lake, WI
- Average wind speed in December: 9.3mph
The windiest months (with the highest average wind speed) are January, February and April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Potter Lake, WI
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Potter Lake, WI
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in December
Potter Lake, WI
- Average rainfall days in December: 7.9 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in December
Potter Lake, WI
- Average snowfall in December: 3.23"
The month with the highest snowfall is January (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Potter Lake, WI
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Potter Lake, WI
- Average daylight in December: 9h and 6min
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 54min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Potter Lake, WI
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Potter Lake, WI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Potter Lake, WI
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in December
Potter Lake, WI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).





