Dupo, IL is located in the humid continental climate zone of the Midwest Region of the United States. Summers are generally hot and humid with temperatures reaching into the high 80s and low 90s with high levels of humidity. Winters tend to be cold and dry, with lows often dipping below freezing for extended periods of time. On average, Dupo receives between 37 and 47 inches of precipitation each year, making it slightly wetter than the US average. Snowfall is also above average for the region, averaging around 30 inches annually. All four seasons are clearly defined in Dupo and its surroundings areas, creating a vibrant landscape throughout the year.
Dupo (zip 62239), Illinois gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Dupo (zip 62239) averages 14 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Dupo (zip 62239). The US average is 205 sunny days.
Dupo (zip 62239) gets some kind of precipitation, on average, 101 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 89 degrees
Winter Low: the January low is 23
Rain: averages 42 inches of rain a year
Snow: averages 14 inches of snow a year