April 12 - Chicago - Weather History and Averages

High Temperatures

On April 12 in Chicago, IL (Illinois), USA the average high temperature is 57.9 °F (14.4 °C). The lowest recored high temperature was 34.0 °F (1.1 °C) in 1950 and the highest recored high temperature was 87.1 °F (30.6 °C) in 1971. The high temperature is usually* between 50.0 °F (10.0 °C) and 65.8 °F (18.8 °C). About a quarter of the time, the high temperature is less than 50.0 °F (10.0 °C), and another quarter of the time, the high temperature is greater than and 65.8 °F (18.8 °C). About 95% of the time, the high temperature has been between 34.9 °F (1.6 °C) and 80.9 °F (27.2 °C).

Low Temperatures

On April 12 in Chicago, IL (Illinois), USA the average low temperature is 39.8 °F (4.3 °C). The lowest recored low temperature was 18.0 °F (-7.8 °C) in 1957 and the lowest recored low temperature was 64.4 °F (18.0 °C) in 2006. The low temperature is usually* between 34.6 °F (1.4 °C) and 45.0 °F (7.2 °C). About a quarter of the time, the low temperature is less than 34.6 °F (1.4 °C), and another quarter of the time, the low temperature is greater than and 45.0 °F (7.2 °C). About 95% of the time, the low temperature has been between 24.6 °F (-4.1 °C) and 54.9 °F (12.7 °C).

Frost

On April 12 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 15.7% 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: