Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On January 27 in CHICAGO the average high temperature is 33.4 °F (0.8 °C). The lowest recored high temperature was 18.7 °F (-7.4 °C) in 2009 and the highest recored high temperature was 51.3 °F (10.7 °C) in 2018. The high temperature is usually* between 26.9 °F (-2.8 °C) and 39.8 °F (4.3 °C). About a quarter of the time, the high temperature is less than 26.9 °F (-2.8 °C), and another quarter of the time, the high temperature is greater than and 39.8 °F (4.3 °C). About 95% of the time, the high temperature has been between 14.6 °F (-9.6 °C) and 52.1 °F (11.1 °C).
Low Temperatures
On January 27 in CHICAGO the average low temperature is 22.7 °F (-5.2 °C). The lowest recored low temperature was -2.6 °F (-19.2 °C) in 2014 and the lowest recored low temperature was 42.1 °F (5.6 °C) in 2018. The low temperature is usually* between 15.5 °F (-9.1 °C) and 29.8 °F (-1.2 °C). About a quarter of the time, the low temperature is less than 15.5 °F (-9.1 °C), and another quarter of the time, the low temperature is greater than and 29.8 °F (-1.2 °C). About 95% of the time, the low temperature has been between 1.9 °F (-16.7 °C) and 43.5 °F (6.4 °C).
Frost
On January 27 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 81.0% 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 2007 to 2025