Chicago Weather In August

The highest recorded temperature in August for Chicago Illinois for the past 47 years was 22 degrees Celsius, on August 25, 1982, while the standard high temperature is 27. The lowest documented temperature in August for Chicago for the past 47 years was -32 measured on August 18, 1983, and the regular low is 17.

US National Weather Service historical Chicago August Weather data records that on August 23, 1983, the high temperature did not exceed -24 degrees Celsius, the lowest high measured in Chicago in the past 47 years. The Weather Service additionally shows that on August 1, 1982, the low for the day did not drop below 14 degrees, the highest low temperature in Chicago in the last 47 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Chicago on August First is 4 degrees Celsius and the average high on the last day of August is 1 degrees. The average daily low temperature in Chicago on August First is -4 degrees Celsius and the average low on the last day of August is -8 degrees.

Chicago usually receives an average of 11.73 centimeters of precipitation during August. According to August Chicago Weather records, the most rain measured in a single day in August was 11.35 centimeters on August 25, 1982.