January weather forecastPreemption, IL
January
Weather in January
January, like December, is a freezing cold winter month in Preemption, Illinois, with an average temperature varying between 16.2°F (-8.8°C) and 28.2°F (-2.1°C).Temperature
January brings the lowest temperatures, with an average high of 28.2°F (-2.1°C) and an average low of 16.2°F (-8.8°C).Humidity
January and July, with an average relative humidity of 83%, are the most humid months.Rainfall
In January, the rain falls for 4.2 days. Throughout January, 0.79" (20mm) of precipitation is accumulated. Throughout the year, there are 128 rainfall days, and 19.29" (490mm) of precipitation is accumulated.Snowfall
Months with snowfall in Preemption are January through April, October through December. In Preemption, in January, snow falls for 10.3 days, with typically accumulated 2.28" (58mm) of snow. In Preemption, during the entire year, snow falls for 35.4 days and aggregates up to 8.35" (212mm) of snow.Daylight
The average length of the day in January is 9h and 36min.On the first day of January, sunrise is at 7:28 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:16 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 4h of sunshine.UV index
January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In January, the average maximum UV index of 1 translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Preemption, IL
- Average high temperature in January: 28.2°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in January: 16.2°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 (16.2°F).
Average pressure in January
Preemption, IL
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in January
Preemption, IL
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in January
Preemption, IL
- Average humidity in January: 83%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Preemption, IL
- Average rainfall in January: 0.79"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is December (0.75").
Average rainfall days in January
Preemption, IL
- Average rainfall days in January: 4.2 days
The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in January
Preemption, IL
- Average snowfall in January: 2.28"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Preemption, IL
- Average snowfall days in January: 10.3 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Preemption, IL
- Average daylight in January: 9h and 36min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Preemption, IL
- Average sunshine days in January: 17.8 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in January
Preemption, IL
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Preemption, IL
- Average cloud cover in January: 57
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Preemption, IL
- 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).





