Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On July 2 in CHICAGO the average high temperature is 75.6 °F (24.2 °C). The lowest recored high temperature was 57.4 °F (14.1 °C) in 2015 and the highest recored high temperature was 90.9 °F (32.7 °C) in 2019. The high temperature is usually* between 69.7 °F (20.9 °C) and 81.4 °F (27.5 °C). About a quarter of the time, the high temperature is less than 69.7 °F (20.9 °C), and another quarter of the time, the high temperature is greater than and 81.4 °F (27.5 °C). About 95% of the time, the high temperature has been between 58.5 °F (14.7 °C) and 92.6 °F (33.7 °C).
Low Temperatures
On July 2 in CHICAGO the average low temperature is 66.0 °F (18.9 °C). The lowest recored low temperature was 54.5 °F (12.5 °C) in 2014 and the lowest recored low temperature was 81.0 °F (27.2 °C) in 2025. The low temperature is usually* between 61.7 °F (16.5 °C) and 70.4 °F (21.4 °C). About a quarter of the time, the low temperature is less than 61.7 °F (16.5 °C), and another quarter of the time, the low temperature is greater than and 70.4 °F (21.4 °C). About 95% of the time, the low temperature has been between 53.3 °F (11.8 °C) and 78.8 °F (26.0 °C).
Frost
On July 2 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 2025