January weather forecastSouth Wayne, WI
January
Weather in January
January, like December, is a freezing cold winter month in South Wayne, Wisconsin, with an average temperature fluctuating between 12°F (-11.1°C) and 24.8°F (-4°C).Temperature
South Wayne records the coldest temperatures in January, averaging a high of 24.8°F (-4°C) and a low of 12°F (-11.1°C).Humidity
January is the most humid month, with an average relative humidity of 88%.Rainfall
The month with the least rainfall is January, when the rain falls for 4.6 days and typically collects 1.06" (27mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 12.8 days and accumulates 3.82" (97mm) of snow.Daylight
The average length of the day in January is 9h and 29min.On the first day of the month, sunrise is at 7:29 am and sunset at 4:36 pm. On the last day of January, sunrise is at 7:14 am and sunset at 5:11 pm CST.
Sunshine
With an average of 3.4h of sunshine, January has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The UV index of 1 during January translates into the following guidance:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. 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. 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 January
South Wayne, WI
- Average high temperature in January: 24.8°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in January: 12°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in January
South Wayne, WI
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
South Wayne, WI
- Average wind speed in January: 10mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in January
South Wayne, WI
- Average humidity in January: 88%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall in January
South Wayne, WI
- Average rainfall in January: 1.06"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in January
South Wayne, WI
- Average rainfall days in January: 4.6 days
The months with the highest number of rainy days are May and June (17.8 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in January
South Wayne, WI
- Average snowfall in January: 3.82"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
South Wayne, WI
- Average snowfall days in January: 12.8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
South Wayne, WI
- Average daylight in January: 9h and 30min
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 January: 3h and 24min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in January
South Wayne, WI
- Average sunshine days in January: 14.5 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in January
South Wayne, WI
- Average UV index in January: 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 and December (UV index 1).
Average cloud cover in January
South Wayne, WI
- Average cloud cover in January: 65
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in January
South Wayne, WI
- Average visibility in January: 5mi
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).





