April 4 - Chicago - Weather History and Averages

High Temperatures

On April 4 in Chicago, IL (Illinois), USA the average high temperature is 53.6 °F (12.0 °C). The lowest recored high temperature was 35.1 °F (1.7 °C) in 1982 and the highest recored high temperature was 77.0 °F (25.0 °C) in 2011. The high temperature is usually* between 46.4 °F (8.0 °C) and 60.9 °F (16.1 °C). About a quarter of the time, the high temperature is less than 46.4 °F (8.0 °C), and another quarter of the time, the high temperature is greater than and 60.9 °F (16.1 °C). About 95% of the time, the high temperature has been between 32.5 °F (0.3 °C) and 74.7 °F (23.7 °C).

Low Temperatures

On April 4 in Chicago, IL (Illinois), USA the average low temperature is 36.2 °F (2.3 °C). The lowest recored low temperature was 15.1 °F (-9.4 °C) in 1975 and the lowest recored low temperature was 60.1 °F (15.6 °C) in 1999. The low temperature is usually* between 31.1 °F (-0.5 °C) and 41.3 °F (5.2 °C). About a quarter of the time, the low temperature is less than 31.1 °F (-0.5 °C), and another quarter of the time, the low temperature is greater than and 41.3 °F (5.2 °C). About 95% of the time, the low temperature has been between 21.5 °F (-5.8 °C) and 50.9 °F (10.5 °C).

Frost

On April 4 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 28.7% 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: