- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On May 28 in CHICAGO the average high temperature is 67.7 °F (19.8 °C). The lowest recored high temperature was 55.9 °F (13.3 °C) in 2021 and the highest recored high temperature was 88.3 °F (31.3 °C) in 2012. The high temperature is usually* between 61.1 °F (16.2 °C) and 74.3 °F (23.5 °C). About a quarter of the time, the high temperature is less than 61.1 °F (16.2 °C), and another quarter of the time, the high temperature is greater than and 74.3 °F (23.5 °C). About 95% of the time, the high temperature has been between 48.5 °F (9.2 °C) and 86.9 °F (30.5 °C).
Low Temperatures
On May 28 in CHICAGO the average low temperature is 56.3 °F (13.5 °C). The lowest recored low temperature was 43.9 °F (6.6 °C) in 2021 and the lowest recored low temperature was 75.7 °F (24.3 °C) in 2012. The low temperature is usually* between 51.4 °F (10.8 °C) and 61.2 °F (16.2 °C). About a quarter of the time, the low temperature is less than 51.4 °F (10.8 °C), and another quarter of the time, the low temperature is greater than and 61.2 °F (16.2 °C). About 95% of the time, the low temperature has been between 42.1 °F (5.6 °C) and 70.5 °F (21.4 °C).
Frost
On May 28 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 0.0% 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 2005 to 2025