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Typical weather in Chicago, IL (Illinois), USA on December 29

High Temperatures

On December 29 in Chicago, IL (Illinois), USA the average high temperature is 36.1 °F (2.3 °C). The lowest recored high temperature was 7.0 °F (-13.9 °C) in 1976 and the highest recored high temperature was 69.1 °F (20.6 °C) in 1984. The high temperature is usually* between 29.1 °F (-1.6 °C) and 43.0 °F (6.1 °C). About a quarter of the time, the high temperature is less than 29.1 °F (-1.6 °C), and another quarter of the time, the high temperature is greater than and 43.0 °F (6.1 °C). About 95% of the time, the high temperature has been between 15.8 °F (-9.0 °C) and 56.3 °F (13.5 °C).

Low Temperatures

On December 29 in Chicago, IL (Illinois), USA the average low temperature is 22.9 °F (-5.1 °C). The lowest recored low temperature was -8.1 °F (-22.3 °C) in 1976 and the lowest recored low temperature was 48.2 °F (9.0 °C) in 2019. The low temperature is usually* between 15.3 °F (-9.3 °C) and 30.5 °F (-0.9 °C). About a quarter of the time, the low temperature is less than 15.3 °F (-9.3 °C), and another quarter of the time, the low temperature is greater than and 30.5 °F (-0.9 °C). About 95% of the time, the low temperature has been between 0.8 °F (-17.3 °C) and 44.9 °F (7.2 °C).

Frost

On December 29 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 79.2% 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: