Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On January 4 in CHICAGO the average high temperature is 32.7 °F (0.4 °C). The lowest recored high temperature was 15.3 °F (-9.3 °C) in 2018 and the highest recored high temperature was 47.5 °F (8.6 °C) in 2007. The high temperature is usually* between 26.5 °F (-3.0 °C) and 38.8 °F (3.8 °C). About a quarter of the time, the high temperature is less than 26.5 °F (-3.0 °C), and another quarter of the time, the high temperature is greater than and 38.8 °F (3.8 °C). About 95% of the time, the high temperature has been between 14.8 °F (-9.5 °C) and 50.5 °F (10.3 °C).
Low Temperatures
On January 4 in CHICAGO the average low temperature is 22.8 °F (-5.1 °C). The lowest recored low temperature was 5.9 °F (-14.5 °C) in 2018 and the lowest recored low temperature was 39.4 °F (4.1 °C) in 2007. The low temperature is usually* between 15.7 °F (-9.1 °C) and 29.9 °F (-1.1 °C). About a quarter of the time, the low temperature is less than 15.7 °F (-9.1 °C), and another quarter of the time, the low temperature is greater than and 29.9 °F (-1.1 °C). About 95% of the time, the low temperature has been between 2.1 °F (-16.6 °C) and 43.5 °F (6.4 °C).
Frost
On January 4 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 80.8% 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 2006 to 2025