Station information
- Integrated Surface Dataset (ISD) station ID: 997338
- Country: US
- State: IL
- Latitude: 42.0
- Longitude: -87.5
High Temperatures
On May 16 in CHICAGO the average high temperature is 64.5 °F (18.1 °C). The lowest recored high temperature was 43.3 °F (6.3 °C) in 2011 and the highest recored high temperature was 87.8 °F (31.0 °C) in 2025. The high temperature is usually* between 56.1 °F (13.4 °C) and 73.0 °F (22.8 °C). About a quarter of the time, the high temperature is less than 56.1 °F (13.4 °C), and another quarter of the time, the high temperature is greater than and 73.0 °F (22.8 °C). About 95% of the time, the high temperature has been between 39.9 °F (4.4 °C) and 89.2 °F (31.8 °C).
Low Temperatures
On May 16 in CHICAGO the average low temperature is 50.9 °F (10.5 °C). The lowest recored low temperature was 36.5 °F (2.5 °C) in 2014 and the lowest recored low temperature was 70.3 °F (21.3 °C) in 2025. The low temperature is usually* between 46.2 °F (7.9 °C) and 55.5 °F (13.1 °C). About a quarter of the time, the low temperature is less than 46.2 °F (7.9 °C), and another quarter of the time, the low temperature is greater than and 55.5 °F (13.1 °C). About 95% of the time, the low temperature has been between 37.3 °F (2.9 °C) and 64.5 °F (18.0 °C).
Frost
On May 16 in CHICAGO expect the temperatures to drop below freezing for a risk of frost about 0.3% 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