Station information
- Integrated Surface Dataset (ISD) station ID: 722418
- Country: US
- State: IL
- Latitude: 41.717
- Longitude: -87.533
High Temperatures
On May 20 in CALUMET (CGS) the average high temperature is 65.4 °F (18.6 °C). The lowest recored high temperature was 56.8 °F (13.8 °C) in 1988 and the highest recored high temperature was 72.0 °F (22.2 °C) in 1989. The high temperature is usually* between 59.6 °F (15.3 °C) and 71.2 °F (21.8 °C). About a quarter of the time, the high temperature is less than 59.6 °F (15.3 °C), and another quarter of the time, the high temperature is greater than and 71.2 °F (21.8 °C). About 95% of the time, the high temperature has been between 48.6 °F (9.2 °C) and 82.2 °F (27.9 °C).
Low Temperatures
On May 20 in CALUMET (CGS) the average low temperature is 53.8 °F (12.1 °C). The lowest recored low temperature was 48.9 °F (9.4 °C) in 1990 and the lowest recored low temperature was 59.9 °F (15.5 °C) in 1989. The low temperature is usually* between 49.7 °F (9.9 °C) and 57.9 °F (14.4 °C). About a quarter of the time, the low temperature is less than 49.7 °F (9.9 °C), and another quarter of the time, the low temperature is greater than and 57.9 °F (14.4 °C). About 95% of the time, the low temperature has been between 42.0 °F (5.6 °C) and 65.6 °F (18.7 °C).
Frost
On May 20 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 1988 to 1990