Station information
- Integrated Surface Dataset (ISD) station ID: 725344
- Country: US
- Latitude: 41.72
- Longitude: -87.53
High Temperatures
On February 20 in CHICAGO / CALUMET COAST GUARD the average high temperature is 46.3 °F (7.9 °C). The lowest recored high temperature was 48.9 °F (9.4 °C) in 1996 and the highest recored high temperature was 48.9 °F (9.4 °C) in 1996. The high temperature is usually* between 44.2 °F (6.8 °C) and 48.3 °F (9.1 °C). About a quarter of the time, the high temperature is less than 44.2 °F (6.8 °C), and another quarter of the time, the high temperature is greater than and 48.3 °F (9.1 °C). About 95% of the time, the high temperature has been between 40.4 °F (4.7 °C) and 52.1 °F (11.2 °C).
Low Temperatures
On February 20 in CHICAGO / CALUMET COAST GUARD the average low temperature is 25.9 °F (-3.4 °C). The lowest recored low temperature was 34.9 °F (1.6 °C) in 1996 and the lowest recored low temperature was 34.9 °F (1.6 °C) in 1996. The low temperature is usually* between 17.5 °F (-8.0 °C) and 34.2 °F (1.2 °C). About a quarter of the time, the low temperature is less than 17.5 °F (-8.0 °C), and another quarter of the time, the low temperature is greater than and 34.2 °F (1.2 °C). About 95% of the time, the low temperature has been between 1.7 °F (-16.8 °C) and 50.1 °F (10.0 °C).
Frost
On February 20 in CHICAGO / CALUMET COAST GUARD expect the temperatures to drop below freezing for a risk of frost about 69.0% 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 1996 to 1996