Station information
- Integrated Surface Dataset (ISD) station ID: 998497
- Country: US
- State: IL
- Latitude: 41.976
- Longitude: -87.648
High Temperatures
On October 31 in FOSTER AVE CHICAGO the average high temperature is 54.2 °F (12.3 °C). The lowest recored high temperature was 41.5 °F (5.3 °C) in 2017 and the highest recored high temperature was 58.6 °F (14.8 °C) in 2020. The high temperature is usually* between 47.4 °F (8.6 °C) and 61.0 °F (16.1 °C). About a quarter of the time, the high temperature is less than 47.4 °F (8.6 °C), and another quarter of the time, the high temperature is greater than and 61.0 °F (16.1 °C). About 95% of the time, the high temperature has been between 34.5 °F (1.4 °C) and 73.9 °F (23.3 °C).
Low Temperatures
On October 31 in FOSTER AVE CHICAGO the average low temperature is 42.3 °F (5.7 °C). The lowest recored low temperature was 34.7 °F (1.5 °C) in 2017 and the lowest recored low temperature was 47.5 °F (8.6 °C) in 2016. The low temperature is usually* between 37.2 °F (2.9 °C) and 47.3 °F (8.5 °C). About a quarter of the time, the low temperature is less than 37.2 °F (2.9 °C), and another quarter of the time, the low temperature is greater than and 47.3 °F (8.5 °C). About 95% of the time, the low temperature has been between 27.5 °F (-2.5 °C) and 57.0 °F (13.9 °C).
Frost
On October 31 in FOSTER AVE CHICAGO expect the temperatures to drop below freezing for a risk of frost about 8.6% 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 2015 to 2020