Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On July 31 in CHICAGO / CALUMET COAST GUARD the average high temperature is 86.6 °F (30.4 °C). The lowest recored high temperature was 81.0 °F (27.2 °C) in 1994 and the highest recored high temperature was 81.0 °F (27.2 °C) in 1994. The high temperature is usually* between 83.3 °F (28.5 °C) and 89.9 °F (32.2 °C). About a quarter of the time, the high temperature is less than 83.3 °F (28.5 °C), and another quarter of the time, the high temperature is greater than and 89.9 °F (32.2 °C). About 95% of the time, the high temperature has been between 77.0 °F (25.0 °C) and 96.3 °F (35.7 °C).
Low Temperatures
On July 31 in CHICAGO / CALUMET COAST GUARD the average low temperature is 71.3 °F (21.8 °C). The lowest recored low temperature was 68.0 °F (20.0 °C) in 1994 and the lowest recored low temperature was 68.0 °F (20.0 °C) in 1994. The low temperature is usually* between 69.4 °F (20.8 °C) and 73.2 °F (22.9 °C). About a quarter of the time, the low temperature is less than 69.4 °F (20.8 °C), and another quarter of the time, the low temperature is greater than and 73.2 °F (22.9 °C). About 95% of the time, the low temperature has been between 65.7 °F (18.7 °C) and 76.8 °F (24.9 °C).
Frost
On July 31 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