Snow and Ice Probabilities, Current Conditions Fire Sorry, the location you searched for was not found. Hazardous Weather Outlook -->, AUGUST RECORD HIGHS…LOWS…AND PRECIPITATION FOR CHICAGO, Hazards How about a travel guide, so as not to miss a highlight of the city on Lake Michigan in Illinois? background-color: #D3DFEE; The average daily temperature for Chicago in August is still hot at 28°C, and that can drop to an average minimum of 16°C. CoCoRaHs, Past Weather Copyright © 2020 Current Results Publishing Ltd. Chicago Snowfall Totals & Accumulation Averages. Actual temperatures of 100 degrees or more in Chicago are actually fairly rare. vertical-align: top; National Weather Service You can jump directly to data and descriptions for: Temperature .regtextwln { color: #365F91; Stormdata Storms. National Weather Service Please Contact Us. } Aviation Skywarn { text-decoration:none; Celebrate Hispanic culture with the Annual Viva! vertical-align: top; Rip Currents Half the time, Chicago receives 3 to 7 inches (63 to 168 mm) of rainfall in August. Free Long Range Weather Forecast for Chicago, Illinois. Marine Filed Under: Chicago Weather, Hottest Days, Hottest Days In Chicago. All NOAA,