December 1 - Chicago - Weather History and Averages

High Temperatures

On December 1 in Chicago, IL (Illinois), USA the average high temperature is 41.7 °F (5.4 °C). The lowest recored high temperature was 21.2 °F (-6.0 °C) in 1976 and the highest recored high temperature was 70.0 °F (21.1 °C) in 1970. The high temperature is usually* between 35.2 °F (1.8 °C) and 48.3 °F (9.1 °C). About a quarter of the time, the high temperature is less than 35.2 °F (1.8 °C), and another quarter of the time, the high temperature is greater than and 48.3 °F (9.1 °C). About 95% of the time, the high temperature has been between 22.6 °F (-5.2 °C) and 60.8 °F (16.0 °C).

Low Temperatures

On December 1 in Chicago, IL (Illinois), USA the average low temperature is 27.8 °F (-2.3 °C). The lowest recored low temperature was 3.9 °F (-15.6 °C) in 1976 and the lowest recored low temperature was 50.0 °F (10.0 °C) in 1982. The low temperature is usually* between 21.7 °F (-5.7 °C) and 34.0 °F (1.1 °C). About a quarter of the time, the low temperature is less than 21.7 °F (-5.7 °C), and another quarter of the time, the low temperature is greater than and 34.0 °F (1.1 °C). About 95% of the time, the low temperature has been between 10.1 °F (-12.2 °C) and 45.6 °F (7.6 °C).

Frost

On December 1 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 67.7% 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: