- Country: US
- State: IL
- Latitude: 41.717
- Longitude: -87.533
High Temperatures
On September 12 in CALUMET (CGS) the average high temperature is 77.1 °F (25.1 °C). The lowest recored high temperature was 77.9 °F (25.5 °C) in 1987 and the highest recored high temperature was 81.9 °F (27.7 °C) in 1988. The high temperature is usually* between 74.3 °F (23.5 °C) and 79.9 °F (26.6 °C). About a quarter of the time, the high temperature is less than 74.3 °F (23.5 °C), and another quarter of the time, the high temperature is greater than and 79.9 °F (26.6 °C). About 95% of the time, the high temperature has been between 68.9 °F (20.5 °C) and 85.3 °F (29.6 °C).
Low Temperatures
On September 12 in CALUMET (CGS) the average low temperature is 61.6 °F (16.4 °C). The lowest recored low temperature was 63.9 °F (17.7 °C) in 1988 and the lowest recored low temperature was 63.9 °F (17.7 °C) in 1988. The low temperature is usually* between 58.4 °F (14.7 °C) and 64.7 °F (18.2 °C). About a quarter of the time, the low temperature is less than 58.4 °F (14.7 °C), and another quarter of the time, the low temperature is greater than and 64.7 °F (18.2 °C). About 95% of the time, the low temperature has been between 52.4 °F (11.3 °C) and 70.7 °F (21.5 °C).
Frost
On September 12 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 1988