Station information
- Integrated Surface Dataset (ISD) station ID: 998497
- Country: US
- State: IL
- Latitude: 41.976
- Longitude: -87.648
High Temperatures
On September 21 in FOSTER AVE CHICAGO the average high temperature is 75.3 °F (24.1 °C). The lowest recored high temperature was 64.4 °F (18.0 °C) in 2012 and the highest recored high temperature was 86.5 °F (30.3 °C) in 2017. The high temperature is usually* between 68.2 °F (20.1 °C) and 82.4 °F (28.0 °C). About a quarter of the time, the high temperature is less than 68.2 °F (20.1 °C), and another quarter of the time, the high temperature is greater than and 82.4 °F (28.0 °C). About 95% of the time, the high temperature has been between 54.7 °F (12.6 °C) and 96.0 °F (35.5 °C).
Low Temperatures
On September 21 in FOSTER AVE CHICAGO the average low temperature is 62.3 °F (16.9 °C). The lowest recored low temperature was 54.0 °F (12.2 °C) in 2012 and the lowest recored low temperature was 73.0 °F (22.8 °C) in 2017. The low temperature is usually* between 56.8 °F (13.8 °C) and 67.8 °F (19.9 °C). About a quarter of the time, the low temperature is less than 56.8 °F (13.8 °C), and another quarter of the time, the low temperature is greater than and 67.8 °F (19.9 °C). About 95% of the time, the low temperature has been between 46.3 °F (8.0 °C) and 78.3 °F (25.7 °C).
Frost
On September 21 in FOSTER AVE CHICAGO 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:
- FOSTER AVE CHICAGO — Integrated Surface Dataset (ISD) station ID: 998497 — from year 2012 to 2017