Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On September 18 in CHICAGO / CALUMET COAST GUARD the average high temperature is 72.1 °F (22.3 °C). The lowest recored high temperature was 61.9 °F (16.6 °C) in 1995 and the highest recored high temperature was 61.9 °F (16.6 °C) in 1995. The high temperature is usually* between 65.8 °F (18.8 °C) and 78.5 °F (25.8 °C). About a quarter of the time, the high temperature is less than 65.8 °F (18.8 °C), and another quarter of the time, the high temperature is greater than and 78.5 °F (25.8 °C). About 95% of the time, the high temperature has been between 53.7 °F (12.1 °C) and 90.5 °F (32.5 °C).
Low Temperatures
On September 18 in CHICAGO / CALUMET COAST GUARD the average low temperature is 58.5 °F (14.7 °C). The lowest recored low temperature was 54.9 °F (12.7 °C) in 1995 and the lowest recored low temperature was 54.9 °F (12.7 °C) in 1995. The low temperature is usually* between 53.8 °F (12.1 °C) and 63.2 °F (17.3 °C). About a quarter of the time, the low temperature is less than 53.8 °F (12.1 °C), and another quarter of the time, the low temperature is greater than and 63.2 °F (17.3 °C). About 95% of the time, the low temperature has been between 44.8 °F (7.1 °C) and 72.1 °F (22.3 °C).
Frost
On September 18 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