- Country: US
- State: IL
- Latitude: 41.717
- Longitude: -87.533
High Temperatures
On September 17 in CALUMET (CGS) the average high temperature is 76.6 °F (24.8 °C). The lowest recored high temperature was 72.0 °F (22.2 °C) in 1987 and the highest recored high temperature was 88.0 °F (31.1 °C) in 1988. The high temperature is usually* between 71.3 °F (21.8 °C) and 81.9 °F (27.7 °C). About a quarter of the time, the high temperature is less than 71.3 °F (21.8 °C), and another quarter of the time, the high temperature is greater than and 81.9 °F (27.7 °C). About 95% of the time, the high temperature has been between 61.2 °F (16.2 °C) and 91.9 °F (33.3 °C).
Low Temperatures
On September 17 in CALUMET (CGS) the average low temperature is 66.6 °F (19.2 °C). The lowest recored low temperature was 65.8 °F (18.8 °C) in 1987 and the lowest recored low temperature was 68.9 °F (20.5 °C) in 1988. The low temperature is usually* between 64.1 °F (17.9 °C) and 69.0 °F (20.6 °C). About a quarter of the time, the low temperature is less than 64.1 °F (17.9 °C), and another quarter of the time, the low temperature is greater than and 69.0 °F (20.6 °C). About 95% of the time, the low temperature has been between 59.5 °F (15.3 °C) and 73.6 °F (23.1 °C).
Frost
On September 17 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