Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On September 28 in CHICAGO / CALUMET COAST GUARD the average high temperature is 68.7 °F (20.4 °C). The lowest recored high temperature was 61.9 °F (16.6 °C) in 1994 and the highest recored high temperature was 61.9 °F (16.6 °C) in 1994. The high temperature is usually* between 62.0 °F (16.7 °C) and 75.3 °F (24.1 °C). About a quarter of the time, the high temperature is less than 62.0 °F (16.7 °C), and another quarter of the time, the high temperature is greater than and 75.3 °F (24.1 °C). About 95% of the time, the high temperature has been between 49.3 °F (9.6 °C) and 88.0 °F (31.1 °C).
Low Temperatures
On September 28 in CHICAGO / CALUMET COAST GUARD the average low temperature is 53.4 °F (11.9 °C). The lowest recored low temperature was 50.9 °F (10.5 °C) in 1994 and the lowest recored low temperature was 50.9 °F (10.5 °C) in 1994. The low temperature is usually* between 51.5 °F (10.8 °C) and 55.3 °F (13.0 °C). About a quarter of the time, the low temperature is less than 51.5 °F (10.8 °C), and another quarter of the time, the low temperature is greater than and 55.3 °F (13.0 °C). About 95% of the time, the low temperature has been between 47.7 °F (8.7 °C) and 59.1 °F (15.0 °C).
Frost
On September 28 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 1994 to 1994