Osco, IL has a humid continental climate, with warm summers and cold winters. The city experiences a wide range of temperatures throughout the year, with an average high of 86°F (30°C) in the summer and an average low of 16°F (-9°C) during the winter. Precipitation is fairly consistent throughout the year, with snowfall occurring most frequently from December to February. Winter storms are not uncommon in Osco, IL as well. The area enjoys plenty of sunshine year round which helps to moderate temperature extremes.
Osco (zip 61274), Illinois gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Osco (zip 61274) averages 28 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Osco (zip 61274). The US average is 205 sunny days.
Osco (zip 61274) gets some kind of precipitation, on average, 107 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 85 degrees
Winter Low: the January low is 14
Rain: averages 37 inches of rain a year
Snow: averages 28 inches of snow a year