Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On July 20 in CHICAGO / CALUMET COAST GUARD the average high temperature is 85.3 °F (29.6 °C). The lowest recored high temperature was 82.9 °F (28.3 °C) in 1994 and the highest recored high temperature was 86.9 °F (30.5 °C) in 1995. The high temperature is usually* between 81.9 °F (27.7 °C) and 88.6 °F (31.5 °C). About a quarter of the time, the high temperature is less than 81.9 °F (27.7 °C), and another quarter of the time, the high temperature is greater than and 88.6 °F (31.5 °C). About 95% of the time, the high temperature has been between 75.5 °F (24.2 °C) and 95.0 °F (35.0 °C).
Low Temperatures
On July 20 in CHICAGO / CALUMET COAST GUARD the average low temperature is 67.4 °F (19.7 °C). The lowest recored low temperature was 65.8 °F (18.8 °C) in 1994 and the lowest recored low temperature was 68.0 °F (20.0 °C) in 1995. The low temperature is usually* between 66.4 °F (19.1 °C) and 68.3 °F (20.2 °C). About a quarter of the time, the low temperature is less than 66.4 °F (19.1 °C), and another quarter of the time, the low temperature is greater than and 68.3 °F (20.2 °C). About 95% of the time, the low temperature has been between 64.6 °F (18.1 °C) and 70.2 °F (21.2 °C).
Frost
On July 20 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