Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On March 28 in CHICAGO the average high temperature is 47.2 °F (8.4 °C). The lowest recored high temperature was 27.5 °F (-2.5 °C) in 2015 and the highest recored high temperature was 78.4 °F (25.8 °C) in 2025. The high temperature is usually* between 38.8 °F (3.8 °C) and 55.5 °F (13.1 °C). About a quarter of the time, the high temperature is less than 38.8 °F (3.8 °C), and another quarter of the time, the high temperature is greater than and 55.5 °F (13.1 °C). About 95% of the time, the high temperature has been between 22.9 °F (-5.0 °C) and 71.4 °F (21.9 °C).
Low Temperatures
On March 28 in CHICAGO the average low temperature is 35.4 °F (1.9 °C). The lowest recored low temperature was 24.4 °F (-4.2 °C) in 2015 and the lowest recored low temperature was 46.8 °F (8.2 °C) in 2012. The low temperature is usually* between 31.7 °F (-0.1 °C) and 39.1 °F (3.9 °C). About a quarter of the time, the low temperature is less than 31.7 °F (-0.1 °C), and another quarter of the time, the low temperature is greater than and 39.1 °F (3.9 °C). About 95% of the time, the low temperature has been between 24.8 °F (-4.0 °C) and 46.0 °F (7.8 °C).
Frost
On March 28 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 26.5% 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 2005 to 2025