- Country: US
- State: IL
- Latitude: 41.717
- Longitude: -87.533
High Temperatures
On September 25 in CALUMET (CGS) the average high temperature is 67.0 °F (19.4 °C). The lowest recored high temperature was 63.0 °F (17.2 °C) in 1987 and the highest recored high temperature was 65.8 °F (18.8 °C) in 1989. The high temperature is usually* between 63.0 °F (17.2 °C) and 71.0 °F (21.7 °C). About a quarter of the time, the high temperature is less than 63.0 °F (17.2 °C), and another quarter of the time, the high temperature is greater than and 71.0 °F (21.7 °C). About 95% of the time, the high temperature has been between 55.3 °F (13.0 °C) and 78.6 °F (25.9 °C).
Low Temperatures
On September 25 in CALUMET (CGS) the average low temperature is 52.8 °F (11.5 °C). The lowest recored low temperature was 43.9 °F (6.6 °C) in 1989 and the lowest recored low temperature was 56.8 °F (13.8 °C) in 1987. The low temperature is usually* between 49.1 °F (9.5 °C) and 56.5 °F (13.6 °C). About a quarter of the time, the low temperature is less than 49.1 °F (9.5 °C), and another quarter of the time, the low temperature is greater than and 56.5 °F (13.6 °C). About 95% of the time, the low temperature has been between 42.0 °F (5.6 °C) and 63.5 °F (17.5 °C).
Frost
On September 25 in CALUMET (CGS) 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:
- CALUMET (CGS) — Integrated Surface Dataset (ISD) station ID: 722418 — from year 1987 to 1989