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Typical weather in Chicago, IL (Illinois), USA on September 16

High Temperatures

On September 16 in Chicago, IL (Illinois), USA the average high temperature is 74.8 °F (23.8 °C). The lowest recored high temperature was 56.3 °F (13.5 °C) in 1959 and the highest recored high temperature was 91.9 °F (33.3 °C) in 1955. The high temperature is usually* between 69.5 °F (20.8 °C) and 80.1 °F (26.7 °C). About a quarter of the time, the high temperature is less than 69.5 °F (20.8 °C), and another quarter of the time, the high temperature is greater than and 80.1 °F (26.7 °C). About 95% of the time, the high temperature has been between 59.4 °F (15.2 °C) and 90.2 °F (32.3 °C).

Low Temperatures

On September 16 in Chicago, IL (Illinois), USA the average low temperature is 57.4 °F (14.1 °C). The lowest recored low temperature was 37.0 °F (2.8 °C) in 1984 and the lowest recored low temperature was 75.9 °F (24.4 °C) in 1994. The low temperature is usually* between 52.3 °F (11.3 °C) and 62.5 °F (16.9 °C). About a quarter of the time, the low temperature is less than 52.3 °F (11.3 °C), and another quarter of the time, the low temperature is greater than and 62.5 °F (16.9 °C). About 95% of the time, the low temperature has been between 42.5 °F (5.8 °C) and 72.2 °F (22.3 °C).

Frost

On September 16 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: