Station information
- Integrated Surface Dataset (ISD) station ID: 997255
- Country: US
- Latitude: 41.73
- Longitude: -87.54
High Temperatures
On September 30 in 9087044 - CALUMET IL the average high temperature is 67.6 °F (19.8 °C). The lowest recored high temperature was 56.8 °F (13.8 °C) in 2009 and the highest recored high temperature was 85.3 °F (29.6 °C) in 2019. The high temperature is usually* between 62.3 °F (16.8 °C) and 72.9 °F (22.7 °C). About a quarter of the time, the high temperature is less than 62.3 °F (16.8 °C), and another quarter of the time, the high temperature is greater than and 72.9 °F (22.7 °C). About 95% of the time, the high temperature has been between 52.1 °F (11.2 °C) and 83.1 °F (28.4 °C).
Low Temperatures
On September 30 in 9087044 - CALUMET IL the average low temperature is 55.4 °F (13.0 °C). The lowest recored low temperature was 47.7 °F (8.7 °C) in 2005 and the lowest recored low temperature was 67.1 °F (19.5 °C) in 2024. The low temperature is usually* between 51.4 °F (10.8 °C) and 59.5 °F (15.3 °C). About a quarter of the time, the low temperature is less than 51.4 °F (10.8 °C), and another quarter of the time, the low temperature is greater than and 59.5 °F (15.3 °C). About 95% of the time, the low temperature has been between 43.8 °F (6.5 °C) and 67.1 °F (19.5 °C).
Frost
On September 30 in 9087044 - CALUMET IL 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:
- 9087044 - CALUMET IL — Integrated Surface Dataset (ISD) station ID: 997255 — from year 2005 to 2024