Oswego, KS has a typically Midwestern climate with hot, humid summers and cold, dry winters. The average temperature in the summer months is around 76掳F and the average winter temperature is around 24掳F. Rainfall during the summer months usually ranges from three to four inches while snowfall typically averages 10 to 11 inches over the winter months. The area experiences relatively frequent thunderstorms during the summer as well as occasional tornadoes.
Oswego, Kansas gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Oswego averages 11 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 228 sunny days per year in Oswego. The US average is 205 sunny days.
Oswego gets some kind of precipitation, on average, 91 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 90 degrees
Winter Low: the January low is 22
Rain: averages 45 inches of rain a year
Snow: averages 11 inches of snow a year