Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On September 17 in CHICAGO / CALUMET COAST GUARD the average high temperature is 78.2 °F (25.7 °C). The lowest recored high temperature was 83.8 °F (28.8 °C) in 1995 and the highest recored high temperature was 83.8 °F (28.8 °C) in 1995. The high temperature is usually* between 68.5 °F (20.3 °C) and 87.9 °F (31.0 °C). About a quarter of the time, the high temperature is less than 68.5 °F (20.3 °C), and another quarter of the time, the high temperature is greater than and 87.9 °F (31.0 °C). About 95% of the time, the high temperature has been between 50.1 °F (10.0 °C) and 106.3 °F (41.3 °C).
Low Temperatures
On September 17 in CHICAGO / CALUMET COAST GUARD the average low temperature is 61.6 °F (16.4 °C). The lowest recored low temperature was 59.0 °F (15.0 °C) in 1995 and the lowest recored low temperature was 59.0 °F (15.0 °C) in 1995. The low temperature is usually* between 56.0 °F (13.3 °C) and 67.2 °F (19.6 °C). About a quarter of the time, the low temperature is less than 56.0 °F (13.3 °C), and another quarter of the time, the low temperature is greater than and 67.2 °F (19.6 °C). About 95% of the time, the low temperature has been between 45.3 °F (7.4 °C) and 77.9 °F (25.5 °C).
Frost
On September 17 in CHICAGO / CALUMET COAST GUARD 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 / CALUMET COAST GUARD — Integrated Surface Dataset (ISD) station ID: 725344 — from year 1995 to 1995