Georgetown, IL has a humid continental climate with cold winters and hot summers. The average annual temperatures range from lows in the 20s during January to highs of around 80 degrees Fahrenheit during July and August. There is plenty of precipitation throughout the year, which peaks during May and June when thunderstorms are common. Snowfall usually occurs from December to March, with the occasional snowstorm reaching into April or November. Spring and autumn bring moderate temperatures and plenty of sunshine.
Georgetown (zip 61846), Illinois gets 41 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Georgetown (zip 61846) averages 18 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 187 sunny days per year in Georgetown (zip 61846). The US average is 205 sunny days.
Georgetown (zip 61846) gets some kind of precipitation, on average, 114 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 86 degrees
Winter Low: the January low is 18
Rain: averages 41 inches of rain a year
Snow: averages 18 inches of snow a year