Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On January 12 in CHICAGO the average high temperature is 36.3 °F (2.4 °C). The lowest recored high temperature was 24.6 °F (-4.1 °C) in 2009 and the highest recored high temperature was 52.7 °F (11.5 °C) in 2013. The high temperature is usually* between 30.5 °F (-0.8 °C) and 42.2 °F (5.7 °C). About a quarter of the time, the high temperature is less than 30.5 °F (-0.8 °C), and another quarter of the time, the high temperature is greater than and 42.2 °F (5.7 °C). About 95% of the time, the high temperature has been between 19.4 °F (-7.0 °C) and 53.3 °F (11.8 °C).
Low Temperatures
On January 12 in CHICAGO the average low temperature is 25.7 °F (-3.5 °C). The lowest recored low temperature was 8.1 °F (-13.3 °C) in 2016 and the lowest recored low temperature was 38.1 °F (3.4 °C) in 2013. The low temperature is usually* between 18.9 °F (-7.3 °C) and 32.5 °F (0.3 °C). About a quarter of the time, the low temperature is less than 18.9 °F (-7.3 °C), and another quarter of the time, the low temperature is greater than and 32.5 °F (0.3 °C). About 95% of the time, the low temperature has been between 6.0 °F (-14.5 °C) and 45.4 °F (7.5 °C).
Frost
On January 12 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 73.4% 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