Chicago Heights IL Weather Forecast The climate for Chicago Heights are unpredictable occasionally. The weather can vary from hazardous heatwaves in the summer to extremely cold wintry that include significant snowfall. It's always important being prepared for a variety of weather conditions in Chicago Heights. Stay informed about the atmospheric forecast to plan your activities accordingly and attire suitably. Keep safe and make the most of the varied weather experiences that are
Chicago Heights has to offer.
