December 9 - CALUMET (CGS) - Weather History and Averages

Station: CALUMET (CGS) (1987 to 1990)
Country: US
State: IL
Latitude: 41.717
Longitude: -87.533

High Temperatures

On December 9 in CALUMET (CGS) the average high temperature is 36.6 °F (2.6 °C). The lowest recored high temperature was 28.0 °F (-2.2 °C) in 1988 and the highest recored high temperature was 49.8 °F (9.9 °C) in 1987. The high temperature is usually^* between 30.6 °F (-0.8 °C) and 42.6 °F (5.9 °C). About a quarter of the time, the high temperature is less than 30.6 °F (-0.8 °C), and another quarter of the time, the high temperature is greater than and 42.6 °F (5.9 °C). About 95% of the time, the high temperature has been between 19.3 °F (-7.1 °C) and 53.9 °F (12.2 °C).

Low Temperatures

On December 9 in CALUMET (CGS) the average low temperature is 27.3 °F (-2.6 °C). The lowest recored low temperature was 18.1 °F (-7.7 °C) in 1988 and the lowest recored low temperature was 41.9 °F (5.5 °C) in 1987. The low temperature is usually^* between 20.4 °F (-6.5 °C) and 34.1 °F (1.2 °C). About a quarter of the time, the low temperature is less than 20.4 °F (-6.5 °C), and another quarter of the time, the low temperature is greater than and 34.1 °F (1.2 °C). About 95% of the time, the low temperature has been between 7.3 °F (-13.7 °C) and 47.3 °F (8.5 °C).

Frost

On December 9 in CALUMET (CGS) expect the temperatures to drop below freezing for a risk of frost about 67.9% of the time.

^{Usually* in this context means around 50% of the
time, assuming a normal distribution of values.}

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

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