Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On May 26 in CHICAGO the average high temperature is 67.1 °F (19.5 °C). The lowest recored high temperature was 46.2 °F (7.9 °C) in 2011 and the highest recored high temperature was 82.9 °F (28.3 °C) in 2021. The high temperature is usually* between 59.3 °F (15.2 °C) and 74.9 °F (23.8 °C). About a quarter of the time, the high temperature is less than 59.3 °F (15.2 °C), and another quarter of the time, the high temperature is greater than and 74.9 °F (23.8 °C). About 95% of the time, the high temperature has been between 44.5 °F (6.9 °C) and 89.8 °F (32.1 °C).
Low Temperatures
On May 26 in CHICAGO the average low temperature is 56.1 °F (13.4 °C). The lowest recored low temperature was 41.9 °F (5.5 °C) in 2011 and the lowest recored low temperature was 64.0 °F (17.8 °C) in 2022. The low temperature is usually* between 51.0 °F (10.6 °C) and 61.2 °F (16.2 °C). About a quarter of the time, the low temperature is less than 51.0 °F (10.6 °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 41.3 °F (5.2 °C) and 70.9 °F (21.6 °C).
Frost
On May 26 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 0.1% 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 2005 to 2025