Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On March 9 in CHICAGO the average high temperature is 46.5 °F (8.1 °C). The lowest recored high temperature was 32.4 °F (0.2 °C) in 2018 and the highest recored high temperature was 66.6 °F (19.2 °C) in 2016. The high temperature is usually* between 39.5 °F (4.1 °C) and 53.6 °F (12.0 °C). About a quarter of the time, the high temperature is less than 39.5 °F (4.1 °C), and another quarter of the time, the high temperature is greater than and 53.6 °F (12.0 °C). About 95% of the time, the high temperature has been between 26.0 °F (-3.3 °C) and 67.1 °F (19.5 °C).
Low Temperatures
On March 9 in CHICAGO the average low temperature is 34.5 °F (1.4 °C). The lowest recored low temperature was 23.4 °F (-4.8 °C) in 2014 and the lowest recored low temperature was 58.5 °F (14.7 °C) in 2016. The low temperature is usually* between 29.8 °F (-1.2 °C) and 39.1 °F (4.0 °C). About a quarter of the time, the low temperature is less than 29.8 °F (-1.2 °C), and another quarter of the time, the low temperature is greater than and 39.1 °F (4.0 °C). About 95% of the time, the low temperature has been between 20.9 °F (-6.2 °C) and 48.1 °F (8.9 °C).
Frost
On March 9 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 36.1% 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 2007 to 2025