62905 Alto Pass, IL has a humid continental climate. The temperature averages range from very warm summers to cold winters. In the summer months, temperatures reach into the high 80s and low 90s with high humidity levels and frequent thunderstorms in the afternoons. In the winter months, temperatures can drop below freezing with occasional snowfall. Precipitation is plentiful throughout the year with around 47 inches of rain and 25 inches of snow falling annually.
Alto Pass (zip 62905), Illinois gets 47 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Alto Pass (zip 62905) averages 10 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 216 sunny days per year in Alto Pass (zip 62905). The US average is 205 sunny days.
Alto Pass (zip 62905) gets some kind of precipitation, on average, 95 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 47 inches of rain a year
Snow: averages 10 inches of snow a year