December 11 - Chicago - Weather History and Averages

High Temperatures

On December 11 in Chicago, IL (Illinois), USA the average high temperature is 37.0 °F (2.8 °C). The lowest recored high temperature was 9.9 °F (-12.3 °C) in 1995 and the highest recored high temperature was 62.1 °F (16.7 °C) in 1949. The high temperature is usually* between 29.9 °F (-1.2 °C) and 44.1 °F (6.7 °C). About a quarter of the time, the high temperature is less than 29.9 °F (-1.2 °C), and another quarter of the time, the high temperature is greater than and 44.1 °F (6.7 °C). About 95% of the time, the high temperature has been between 16.4 °F (-8.7 °C) and 57.6 °F (14.2 °C).

Low Temperatures

On December 11 in Chicago, IL (Illinois), USA the average low temperature is 23.5 °F (-4.7 °C). The lowest recored low temperature was -11.0 °F (-23.9 °C) in 1972 and the lowest recored low temperature was 50.0 °F (10.0 °C) in 1979. The low temperature is usually* between 15.8 °F (-9.0 °C) and 31.2 °F (-0.4 °C). About a quarter of the time, the low temperature is less than 15.8 °F (-9.0 °C), and another quarter of the time, the low temperature is greater than and 31.2 °F (-0.4 °C). About 95% of the time, the low temperature has been between 1.2 °F (-17.1 °C) and 45.8 °F (7.7 °C).

Frost

On December 11 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 77.2% 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: