Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On January 30 in CHICAGO the average high temperature is 32.6 °F (0.3 °C). The lowest recored high temperature was 1.8 °F (-16.8 °C) in 2019 and the highest recored high temperature was 56.3 °F (13.5 °C) in 2013. The high temperature is usually* between 24.5 °F (-4.2 °C) and 40.7 °F (4.8 °C). About a quarter of the time, the high temperature is less than 24.5 °F (-4.2 °C), and another quarter of the time, the high temperature is greater than and 40.7 °F (4.8 °C). About 95% of the time, the high temperature has been between 9.0 °F (-12.8 °C) and 56.2 °F (13.4 °C).
Low Temperatures
On January 30 in CHICAGO the average low temperature is 22.1 °F (-5.5 °C). The lowest recored low temperature was -19.8 °F (-28.8 °C) in 2019 and the lowest recored low temperature was 35.6 °F (2.0 °C) in 2025. The low temperature is usually* between 13.6 °F (-10.2 °C) and 30.6 °F (-0.8 °C). About a quarter of the time, the low temperature is less than 13.6 °F (-10.2 °C), and another quarter of the time, the low temperature is greater than and 30.6 °F (-0.8 °C). About 95% of the time, the low temperature has been between -2.6 °F (-19.2 °C) and 46.8 °F (8.2 °C).
Frost
On January 30 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 78.4% 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 2007 to 2025