Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On October 23 in CHICAGO the average high temperature is 60.6 °F (15.9 °C). The lowest recored high temperature was 40.6 °F (4.8 °C) in 2006 and the highest recored high temperature was 73.0 °F (22.8 °C) in 2024. The high temperature is usually* between 54.0 °F (12.2 °C) and 67.3 °F (19.6 °C). About a quarter of the time, the high temperature is less than 54.0 °F (12.2 °C), and another quarter of the time, the high temperature is greater than and 67.3 °F (19.6 °C). About 95% of the time, the high temperature has been between 41.3 °F (5.2 °C) and 79.9 °F (26.6 °C).
Low Temperatures
On October 23 in CHICAGO the average low temperature is 48.9 °F (9.4 °C). The lowest recored low temperature was 36.0 °F (2.2 °C) in 2006 and the lowest recored low temperature was 60.1 °F (15.6 °C) in 2024. The low temperature is usually* between 44.1 °F (6.7 °C) and 53.7 °F (12.1 °C). About a quarter of the time, the low temperature is less than 44.1 °F (6.7 °C), and another quarter of the time, the low temperature is greater than and 53.7 °F (12.1 °C). About 95% of the time, the low temperature has been between 35.0 °F (1.7 °C) and 62.9 °F (17.1 °C).
Frost
On October 23 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 0.9% of the time.
Data Source(s)
The data used to compute the average high/low temperatures for this location were taken from the following stations:
- CHICAGO — Integrated Surface Dataset (ISD) station ID: 997338 — from year 2005 to 2024