Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On January 2 in CHICAGO the average high temperature is 32.7 °F (0.4 °C). The lowest recored high temperature was 9.3 °F (-12.6 °C) in 2018 and the highest recored high temperature was 48.0 °F (8.9 °C) in 2020. The high temperature is usually* between 25.9 °F (-3.4 °C) and 39.4 °F (4.1 °C). About a quarter of the time, the high temperature is less than 25.9 °F (-3.4 °C), and another quarter of the time, the high temperature is greater than and 39.4 °F (4.1 °C). About 95% of the time, the high temperature has been between 13.0 °F (-10.5 °C) and 52.3 °F (11.3 °C).
Low Temperatures
On January 2 in CHICAGO the average low temperature is 23.0 °F (-5.0 °C). The lowest recored low temperature was -1.8 °F (-18.8 °C) in 2018 and the lowest recored low temperature was 38.7 °F (3.7 °C) in 2020. The low temperature is usually* between 15.5 °F (-9.2 °C) and 30.5 °F (-0.8 °C). About a quarter of the time, the low temperature is less than 15.5 °F (-9.2 °C), and another quarter of the time, the low temperature is greater than and 30.5 °F (-0.8 °C). About 95% of the time, the low temperature has been between 1.2 °F (-17.1 °C) and 44.7 °F (7.1 °C).
Frost
On January 2 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 79.1% 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