Montgomery, IL has a humid continental climate, with hot summers and cold winters. On average, the temperatures in summer can reach the upper 80s and low 90s while winter temperatures can dip into the single digits. Precipitation is evenly distributed throughout the year, with most rain falling between April and September. Snowfall in Montgomery is light to moderate, averaging around 22 inches a year. The city experiences occasional thunderstorms from May through August and tornadoes from late March through early June.
Montgomery, Illinois gets 38 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Montgomery averages 28 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 189 sunny days per year in Montgomery. The US average is 205 sunny days.
Montgomery gets some kind of precipitation, on average, 120 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 14
Rain: averages 38 inches of rain a year
Snow: averages 28 inches of snow a year