Oneida, IL has a humid continental climate with hot and muggy summers and cold winters. The city experiences four distinct seasons, with temperatures ranging from mild to extreme. In the summer months, the average high temperature is in the mid-80s and can reach as high as 95 degrees Fahrenheit on some days. During the winter, temperatures often drop into the low 20s or even below zero at night. Rainfall is plentiful throughout the year, usually averaging around 40 inches annually. Snowfall can be fairly heavy during colder months, but snow does not typically stay on the ground for long due to warmer temperatures during the day.
Oneida, Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Oneida averages 23 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 199 sunny days per year in Oneida. The US average is 205 sunny days.
Oneida gets some kind of precipitation, on average, 103 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 84 degrees
Winter Low: the January low is 13
Rain: averages 37 inches of rain a year
Snow: averages 23 inches of snow a year