Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On August 18 in CHICAGO / CALUMET COAST GUARD the average high temperature is 80.4 °F (26.9 °C). The lowest recored high temperature was 77.0 °F (25.0 °C) in 1994 and the highest recored high temperature was 81.9 °F (27.7 °C) in 1995. The high temperature is usually* between 77.3 °F (25.2 °C) and 83.5 °F (28.6 °C). About a quarter of the time, the high temperature is less than 77.3 °F (25.2 °C), and another quarter of the time, the high temperature is greater than and 83.5 °F (28.6 °C). About 95% of the time, the high temperature has been between 71.5 °F (21.9 °C) and 89.3 °F (31.9 °C).
Low Temperatures
On August 18 in CHICAGO / CALUMET COAST GUARD the average low temperature is 68.5 °F (20.2 °C). The lowest recored low temperature was 61.9 °F (16.6 °C) in 1994 and the lowest recored low temperature was 73.9 °F (23.3 °C) in 1995. The low temperature is usually* between 64.6 °F (18.1 °C) and 72.3 °F (22.4 °C). About a quarter of the time, the low temperature is less than 64.6 °F (18.1 °C), and another quarter of the time, the low temperature is greater than and 72.3 °F (22.4 °C). About 95% of the time, the low temperature has been between 57.3 °F (14.0 °C) and 79.6 °F (26.5 °C).
Frost
On August 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 1994 to 1995