January weather forecastOak Creek, WI
January
Weather in January
Oak Creek, Wisconsin begins the year with a wintry chill. Compared to the rest of the year, January has the lowest maximum temperatures, only reaching between 27°F (-2.8°C) and 18°F (-7.8°C). The town often greets a new year blanketed under 2.01" (51mm) of snow, enhancing its tranquil, winter wonderland aura. Moreover, daylight is shortest this month, making the nights long and the days fleeting. People who enjoy colder climates would appreciate Oak Creek's January weather.Temperature
January is the coldest month, exhibiting average temperatures of 27°F (-2.8°C) at the peak and 18°F (-7.8°C) at the base.Humidity
January is the most humid month in Oak Creek, with an average relative humidity of 84%.Rainfall
In Oak Creek, during January, the rain falls for 5.5 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Oak Creek, during the entire year, the rain falls for 131.9 days and collects up to 18.54" (471mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Oak Creek, Wisconsin. The month with the most snowfall in Oak Creek is January, when snow falls for 13.5 days and typically aggregates up to 2.01" (51mm) of snow.Daylight
In January, the average length of the day in Oak Creek is 9h and 27min.On the first day of January in Oak Creek, Wisconsin, sunrise is at 7:22 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:02 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 3.6h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Oak Creek. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 1 in January leads to these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Oak Creek, WI
- Average high temperature in January: 27°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in January: 18°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in January
Oak Creek, WI
- Average pressure in January: 30.09"Hg
The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Oak Creek, WI
- Average wind speed in January: 12.6mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).
Average humidity in January
Oak Creek, WI
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in January
Oak Creek, WI
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is July (2.4").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in January
Oak Creek, WI
- Average rainfall days in January: 5.5 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in January
Oak Creek, WI
- Average snowfall in January: 2.01"
The month with the highest snowfall is January (2.01").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Oak Creek, WI
- Average snowfall days in January: 13.5 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Oak Creek, 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 36min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in January
Oak Creek, WI
- Average sunshine days in January: 13.9 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in January
Oak Creek, WI
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Oak Creek, WI
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in January
Oak Creek, WI
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





