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Typical weather in Chicago, IL (Illinois), USA on July 9

High Temperatures

On July 9 in Chicago, IL (Illinois), USA the average high temperature is 83.6 °F (28.7 °C). The lowest recored high temperature was 62.6 °F (17.0 °C) in 1997 and the highest recored high temperature was 98.1 °F (36.7 °C) in 1989. The high temperature is usually* between 78.8 °F (26.0 °C) and 88.4 °F (31.3 °C). About a quarter of the time, the high temperature is less than 78.8 °F (26.0 °C), and another quarter of the time, the high temperature is greater than and 88.4 °F (31.3 °C). About 95% of the time, the high temperature has been between 69.6 °F (20.9 °C) and 97.6 °F (36.4 °C).

Low Temperatures

On July 9 in Chicago, IL (Illinois), USA the average low temperature is 66.1 °F (19.0 °C). The lowest recored low temperature was 47.3 °F (8.5 °C) in 1963 and the lowest recored low temperature was 81.0 °F (27.2 °C) in 1990. The low temperature is usually* between 62.0 °F (16.7 °C) and 70.3 °F (21.3 °C). About a quarter of the time, the low temperature is less than 62.0 °F (16.7 °C), and another quarter of the time, the low temperature is greater than and 70.3 °F (21.3 °C). About 95% of the time, the low temperature has been between 54.1 °F (12.3 °C) and 78.1 °F (25.6 °C).

Frost

On July 9 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: