- Country: US
- State: IL
- Latitude: 41.717
- Longitude: -87.533
High Temperatures
On December 21 in CALUMET (CGS) the average high temperature is 31.8 °F (-0.1 °C). The lowest recored high temperature was 37.9 °F (3.3 °C) in 1988 and the highest recored high temperature was 37.9 °F (3.3 °C) in 1988. The high temperature is usually* between 19.7 °F (-6.8 °C) and 43.9 °F (6.6 °C). About a quarter of the time, the high temperature is less than 19.7 °F (-6.8 °C), and another quarter of the time, the high temperature is greater than and 43.9 °F (6.6 °C). About 95% of the time, the high temperature has been between -3.2 °F (-19.6 °C) and 66.8 °F (19.4 °C).
Low Temperatures
On December 21 in CALUMET (CGS) the average low temperature is 20.4 °F (-6.5 °C). The lowest recored low temperature was -9.9 °F (-23.3 °C) in 1989 and the lowest recored low temperature was 30.0 °F (-1.1 °C) in 1988. The low temperature is usually* between 5.6 °F (-14.7 °C) and 35.1 °F (1.7 °C). About a quarter of the time, the low temperature is less than 5.6 °F (-14.7 °C), and another quarter of the time, the low temperature is greater than and 35.1 °F (1.7 °C). About 95% of the time, the low temperature has been between -22.5 °F (-30.3 °C) and 63.3 °F (17.4 °C).
Frost
On December 21 in CALUMET (CGS) expect the temperatures to drop below freezing for a risk of frost about 70.3% 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