- Country: US
- State: IL
- Latitude: 41.717
- Longitude: -87.533
High Temperatures
On December 15 in CALUMET (CGS) the average high temperature is 29.4 °F (-1.5 °C). The lowest recored high temperature was 34.0 °F (1.1 °C) in 1987 and the highest recored high temperature was 37.9 °F (3.3 °C) in 1988. The high temperature is usually* between 21.9 °F (-5.6 °C) and 36.8 °F (2.7 °C). About a quarter of the time, the high temperature is less than 21.9 °F (-5.6 °C), and another quarter of the time, the high temperature is greater than and 36.8 °F (2.7 °C). About 95% of the time, the high temperature has been between 7.7 °F (-13.5 °C) and 51.0 °F (10.6 °C).
Low Temperatures
On December 15 in CALUMET (CGS) the average low temperature is 18.6 °F (-7.5 °C). The lowest recored low temperature was 19.0 °F (-7.2 °C) in 1988 and the lowest recored low temperature was 31.1 °F (-0.5 °C) in 1987. The low temperature is usually* between 9.3 °F (-12.6 °C) and 27.9 °F (-2.3 °C). About a quarter of the time, the low temperature is less than 9.3 °F (-12.6 °C), and another quarter of the time, the low temperature is greater than and 27.9 °F (-2.3 °C). About 95% of the time, the low temperature has been between -8.4 °F (-22.5 °C) and 45.5 °F (7.5 °C).
Frost
On December 15 in CALUMET (CGS) expect the temperatures to drop below freezing for a risk of frost about 83.6% 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:
- CALUMET (CGS) — Integrated Surface Dataset (ISD) station ID: 722418 — from year 1987 to 1989