December 21 - FOSTER AVE CHICAGO - Weather History and Averages

Station: FOSTER AVE CHICAGO (2012 to 2020)
Country: US
State: IL
Latitude: 41.976
Longitude: -87.648

High Temperatures

On December 21 in FOSTER AVE CHICAGO the average high temperature is 39.3 °F (4.1 °C). The lowest recored high temperature was 28.8 °F (-1.8 °C) in 2012 and the highest recored high temperature was 53.4 °F (11.9 °C) in 2015. The high temperature is usually^* between 34.1 °F (1.2 °C) and 44.5 °F (7.0 °C). About a quarter of the time, the high temperature is less than 34.1 °F (1.2 °C), and another quarter of the time, the high temperature is greater than and 44.5 °F (7.0 °C). About 95% of the time, the high temperature has been between 24.2 °F (-4.3 °C) and 54.4 °F (12.5 °C).

Low Temperatures

On December 21 in FOSTER AVE CHICAGO the average low temperature is 29.3 °F (-1.5 °C). The lowest recored low temperature was 24.4 °F (-4.2 °C) in 2016 and the lowest recored low temperature was 42.3 °F (5.7 °C) in 2015. The low temperature is usually^* between 23.7 °F (-4.6 °C) and 34.8 °F (1.6 °C). About a quarter of the time, the low temperature is less than 23.7 °F (-4.6 °C), and another quarter of the time, the low temperature is greater than and 34.8 °F (1.6 °C). About 95% of the time, the low temperature has been between 13.2 °F (-10.5 °C) and 45.4 °F (7.4 °C).

Frost

On December 21 in FOSTER AVE CHICAGO expect the temperatures to drop below freezing for a risk of frost about 62.9% 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:

FOSTER AVE CHICAGO — Integrated Surface Dataset (ISD) station ID: 998497 — from year 2012 to 2017

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