April 12 - 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 April 12 in CALUMET (CGS) the average high temperature is 43.9 °F (6.6 °C). The lowest recored high temperature was 43.0 °F (6.1 °C) in 1990 and the highest recored high temperature was 45.0 °F (7.2 °C) in 1989. The high temperature is usually^* between 41.6 °F (5.4 °C) and 46.2 °F (7.9 °C). About a quarter of the time, the high temperature is less than 41.6 °F (5.4 °C), and another quarter of the time, the high temperature is greater than and 46.2 °F (7.9 °C). About 95% of the time, the high temperature has been between 37.3 °F (2.9 °C) and 50.5 °F (10.3 °C).

Low Temperatures

On April 12 in CALUMET (CGS) the average low temperature is 32.2 °F (0.1 °C). The lowest recored low temperature was 27.1 °F (-2.7 °C) in 1990 and the lowest recored low temperature was 38.8 °F (3.8 °C) in 1989. The low temperature is usually^* between 29.4 °F (-1.4 °C) and 34.9 °F (1.6 °C). About a quarter of the time, the low temperature is less than 29.4 °F (-1.4 °C), and another quarter of the time, the low temperature is greater than and 34.9 °F (1.6 °C). About 95% of the time, the low temperature has been between 24.1 °F (-4.4 °C) and 40.2 °F (4.6 °C).

Frost

On April 12 in CALUMET (CGS) expect the temperatures to drop below freezing for a risk of frost about 48.4% 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 1989 to 1990

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