July 2 - Chicago - Weather History and Averages

High Temperatures

On July 2 in Chicago, IL (Illinois), USA the average high temperature is 82.6 °F (28.1 °C). The lowest recored high temperature was 57.4 °F (14.1 °C) in 2015 and the highest recored high temperature was 99.0 °F (37.2 °C) in 1970. The high temperature is usually* between 77.7 °F (25.4 °C) and 87.4 °F (30.8 °C). About a quarter of the time, the high temperature is less than 77.7 °F (25.4 °C), and another quarter of the time, the high temperature is greater than and 87.4 °F (30.8 °C). About 95% of the time, the high temperature has been between 68.4 °F (20.2 °C) and 96.7 °F (36.0 °C).

Low Temperatures

On July 2 in Chicago, IL (Illinois), USA the average low temperature is 64.1 °F (17.9 °C). The lowest recored low temperature was 46.0 °F (7.8 °C) in 1982 and the lowest recored low temperature was 81.0 °F (27.2 °C) in 2025. The low temperature is usually* between 60.0 °F (15.6 °C) and 68.3 °F (20.2 °C). About a quarter of the time, the low temperature is less than 60.0 °F (15.6 °C), and another quarter of the time, the low temperature is greater than and 68.3 °F (20.2 °C). About 95% of the time, the low temperature has been between 52.1 °F (11.2 °C) and 76.2 °F (24.5 °C).

Frost

On July 2 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: