December 4 - Chicago - Weather History and Averages

High Temperatures

On December 4 in Chicago, IL (Illinois), USA the average high temperature is 42.4 °F (5.8 °C). The lowest recored high temperature was 16.2 °F (-8.8 °C) in 1991 and the highest recored high temperature was 70.0 °F (21.1 °C) in 2012. The high temperature is usually* between 35.3 °F (1.8 °C) and 49.5 °F (9.7 °C). About a quarter of the time, the high temperature is less than 35.3 °F (1.8 °C), and another quarter of the time, the high temperature is greater than and 49.5 °F (9.7 °C). About 95% of the time, the high temperature has been between 21.7 °F (-5.7 °C) and 63.1 °F (17.3 °C).

Low Temperatures

On December 4 in Chicago, IL (Illinois), USA the average low temperature is 28.9 °F (-1.7 °C). The lowest recored low temperature was 3.0 °F (-16.1 °C) in 1991 and the lowest recored low temperature was 59.0 °F (15.0 °C) in 1998. The low temperature is usually* between 22.1 °F (-5.5 °C) and 35.8 °F (2.1 °C). About a quarter of the time, the low temperature is less than 22.1 °F (-5.5 °C), and another quarter of the time, the low temperature is greater than and 35.8 °F (2.1 °C). About 95% of the time, the low temperature has been between 9.0 °F (-12.8 °C) and 48.9 °F (9.4 °C).

Frost

On December 4 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 61.8% 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: