Harvard, IL has a humid continental climate with hot summers and cold winters. The average temperature in the summer is around 83°F (28°C) while the average temperature in the winter is 28°F (-2°C). Precipitation is abundant throughout the year, with an average of about 35 inches (89 cm) per year. The months of May, June, July and August tend to be the wettest with rain showers occurring frequently. The area also experiences significant snowfall during winter months, usually ranging between 15 to 20 inches (38-51 cm). With its four distinct seasons, Harvard is a great place to visit!
Harvard (zip 60033), Illinois gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Harvard (zip 60033) averages 32 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 191 sunny days per year in Harvard (zip 60033). The US average is 205 sunny days.
Harvard (zip 60033) gets some kind of precipitation, on average, 115 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 12
Rain: averages 36 inches of rain a year
Snow: averages 32 inches of snow a year