Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On August 29 in CHICAGO the average high temperature is 77.8 °F (25.5 °C). The lowest recored high temperature was 65.1 °F (18.4 °C) in 2009 and the highest recored high temperature was 89.6 °F (32.0 °C) in 2020. The high temperature is usually* between 73.1 °F (22.8 °C) and 82.5 °F (28.1 °C). About a quarter of the time, the high temperature is less than 73.1 °F (22.8 °C), and another quarter of the time, the high temperature is greater than and 82.5 °F (28.1 °C). About 95% of the time, the high temperature has been between 64.2 °F (17.9 °C) and 91.5 °F (33.0 °C).
Low Temperatures
On August 29 in CHICAGO the average low temperature is 68.8 °F (20.4 °C). The lowest recored low temperature was 58.6 °F (14.8 °C) in 2009 and the lowest recored low temperature was 77.9 °F (25.5 °C) in 2021. The low temperature is usually* between 65.6 °F (18.7 °C) and 72.0 °F (22.2 °C). About a quarter of the time, the low temperature is less than 65.6 °F (18.7 °C), and another quarter of the time, the low temperature is greater than and 72.0 °F (22.2 °C). About 95% of the time, the low temperature has been between 59.5 °F (15.3 °C) and 78.1 °F (25.6 °C).
Frost
On August 29 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 0.0% 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