January weather forecastPrairie Grove, IL
January
Weather in January
January, like December, is another subzero cold winter month in Prairie Grove, Illinois, with an average temperature ranging between max 27°F (-2.8°C) and min 15.1°F (-9.4°C).Temperature
The month of January sees the lowest average temperatures, reaching 27°F (-2.8°C) at the peak and 15.1°F (-9.4°C) at the low.Humidity
January and February, with an average relative humidity of 85%, are the most humid months.Rainfall
In Prairie Grove, in January, it is raining for 5.5 days, with typically 1.1" (28mm) of accumulated precipitation. Throughout the year, there are 146.9 rainfall days, and 21.22" (539mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 12.5 days and typically aggregates up to 3.31" (84mm) of snow.Daylight
In Prairie Grove, the average length of the day in January is 9h and 31min.On the first day of the month, sunrise is at 7:21 am and sunset at 4:31 pm. On the last day of January, sunrise is at 7:07 am and sunset at 5:05 pm CST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year in Prairie Grove.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Prairie Grove, IL
- Average high temperature in January: 27°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in January: 15.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in January
Prairie Grove, IL
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Prairie Grove, IL
- Average wind speed in January: 9.9mph
The windiest months (with the highest average wind speed) are January and February (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Prairie Grove, IL
- Average humidity in January: 85%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall in January
Prairie Grove, IL
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is June (2.8").
The driest months (with the least rainfall) are November and December (0.94").
Average rainfall days in January
Prairie Grove, IL
- Average rainfall days in January: 5.5 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in January
Prairie Grove, IL
- Average snowfall in January: 3.31"
The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Prairie Grove, IL
- Average snowfall days in January: 12.5 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 January /
Average sunshine in January
Prairie Grove, IL
- Average daylight in January: 9h and 30min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 3h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Prairie Grove, IL
- Average sunshine days in January: 14.4 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is July (10 days).
Average UV index in January
Prairie Grove, IL
- Average UV index in January: 1
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Prairie Grove, IL
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and September (Cloud cover 32).
Average visibility in January
Prairie Grove, IL
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January, February and August (5mi).





