June 20 - Chicago - Weather History and Averages

High Temperatures

On June 20 in Chicago, IL (Illinois), USA the average high temperature is 80.9 °F (27.2 °C). The lowest recored high temperature was 54.0 °F (12.2 °C) in 1992 and the highest recored high temperature was 104.0 °F (40.0 °C) in 1953. The high temperature is usually* between 75.5 °F (24.2 °C) and 86.3 °F (30.1 °C). About a quarter of the time, the high temperature is less than 75.5 °F (24.2 °C), and another quarter of the time, the high temperature is greater than and 86.3 °F (30.1 °C). About 95% of the time, the high temperature has been between 65.2 °F (18.5 °C) and 96.5 °F (35.8 °C).

Low Temperatures

On June 20 in Chicago, IL (Illinois), USA the average low temperature is 62.2 °F (16.8 °C). The lowest recored low temperature was 43.0 °F (6.1 °C) in 1980 and the lowest recored low temperature was 86.5 °F (30.3 °C) in 2012. The low temperature is usually* between 57.5 °F (14.1 °C) and 66.9 °F (19.4 °C). About a quarter of the time, the low temperature is less than 57.5 °F (14.1 °C), and another quarter of the time, the low temperature is greater than and 66.9 °F (19.4 °C). About 95% of the time, the low temperature has been between 48.5 °F (9.2 °C) and 75.9 °F (24.4 °C).

Frost

On June 20 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 0.0% of the time.

Usually* in this context means around 50% of the time, assuming a normal distribution of values.

Data Source(s)

The data used to compute the average high/low temperatures for this location were taken from the following stations: