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Typical weather in Chicago, IL (Illinois), USA on November 18

High Temperatures

On November 18 in Chicago, IL (Illinois), USA the average high temperature is 49.3 °F (9.6 °C). The lowest recored high temperature was 17.4 °F (-8.1 °C) in 2014 and the highest recored high temperature was 73.9 °F (23.3 °C) in 1975. The high temperature is usually* between 41.8 °F (5.4 °C) and 56.8 °F (13.8 °C). About a quarter of the time, the high temperature is less than 41.8 °F (5.4 °C), and another quarter of the time, the high temperature is greater than and 56.8 °F (13.8 °C). About 95% of the time, the high temperature has been between 27.5 °F (-2.5 °C) and 71.0 °F (21.7 °C).

Low Temperatures

On November 18 in Chicago, IL (Illinois), USA the average low temperature is 35.0 °F (1.7 °C). The lowest recored low temperature was 8.1 °F (-13.3 °C) in 1959 and the lowest recored low temperature was 59.4 °F (15.2 °C) in 2016. The low temperature is usually* between 28.3 °F (-2.1 °C) and 41.8 °F (5.4 °C). About a quarter of the time, the low temperature is less than 28.3 °F (-2.1 °C), and another quarter of the time, the low temperature is greater than and 41.8 °F (5.4 °C). About 95% of the time, the low temperature has been between 15.4 °F (-9.2 °C) and 54.6 °F (12.6 °C).

Frost

On November 18 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 38.1% 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: