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Typical weather in Chicago, IL (Illinois), USA on July 3

High Temperatures

On July 3 in Chicago, IL (Illinois), USA the average high temperature is 82.7 °F (28.1 °C). The lowest recored high temperature was 61.5 °F (16.4 °C) in 2013 and the highest recored high temperature was 102.0 °F (38.9 °C) in 1949. The high temperature is usually* between 77.4 °F (25.2 °C) and 87.9 °F (31.1 °C). About a quarter of the time, the high temperature is less than 77.4 °F (25.2 °C), and another quarter of the time, the high temperature is greater than and 87.9 °F (31.1 °C). About 95% of the time, the high temperature has been between 67.4 °F (19.7 °C) and 97.9 °F (36.6 °C).

Low Temperatures

On July 3 in Chicago, IL (Illinois), USA the average low temperature is 64.7 °F (18.2 °C). The lowest recored low temperature was 43.9 °F (6.6 °C) in 1994 and the lowest recored low temperature was 81.7 °F (27.6 °C) in 2025. The low temperature is usually* between 60.1 °F (15.6 °C) and 69.3 °F (20.7 °C). About a quarter of the time, the low temperature is less than 60.1 °F (15.6 °C), and another quarter of the time, the low temperature is greater than and 69.3 °F (20.7 °C). About 95% of the time, the low temperature has been between 51.4 °F (10.8 °C) and 78.0 °F (25.5 °C).

Frost

On July 3 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: