June 17 - Chicago - Weather History and Averages

High Temperatures

On June 17 in Chicago, IL (Illinois), USA the average high temperature is 80.5 °F (26.9 °C). The lowest recored high temperature was 54.5 °F (12.5 °C) in 2019 and the highest recored high temperature was 97.0 °F (36.1 °C) in 2024. The high temperature is usually* between 74.9 °F (23.8 °C) and 86.1 °F (30.0 °C). About a quarter of the time, the high temperature is less than 74.9 °F (23.8 °C), and another quarter of the time, the high temperature is greater than and 86.1 °F (30.0 °C). About 95% of the time, the high temperature has been between 64.2 °F (17.9 °C) and 96.8 °F (36.0 °C).

Low Temperatures

On June 17 in Chicago, IL (Illinois), USA the average low temperature is 61.2 °F (16.2 °C). The lowest recored low temperature was 41.9 °F (5.5 °C) in 1980 and the lowest recored low temperature was 79.7 °F (26.5 °C) in 2024. The low temperature is usually* between 56.4 °F (13.5 °C) and 66.0 °F (18.9 °C). About a quarter of the time, the low temperature is less than 56.4 °F (13.5 °C), and another quarter of the time, the low temperature is greater than and 66.0 °F (18.9 °C). About 95% of the time, the low temperature has been between 47.2 °F (8.4 °C) and 75.2 °F (24.0 °C).

Frost

On June 17 in Chicago, IL (Illinois), USA expect the temperatures to drop below freezing for a risk of frost about 0.0% 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: