Station information
- Integrated Surface Dataset (ISD) station ID: 725346
- Weather Bureau Army Navy (WBAN): 94866
- Country: US
- State: IL
- Latitude: 41.867
- Longitude: -87.6
High Temperatures
On October 21 in <NA> the average high temperature is 60.6 °F (15.9 °C). The lowest recored high temperature was 41.0 °F (5.0 °C) in 1987 and the highest recored high temperature was 80.1 °F (26.7 °C) in 1979. The high temperature is usually* between 54.3 °F (12.4 °C) and 66.9 °F (19.4 °C). About a quarter of the time, the high temperature is less than 54.3 °F (12.4 °C), and another quarter of the time, the high temperature is greater than and 66.9 °F (19.4 °C). About 95% of the time, the high temperature has been between 42.3 °F (5.7 °C) and 78.9 °F (26.1 °C).
Low Temperatures
On October 21 in <NA> the average low temperature is 47.5 °F (8.6 °C). The lowest recored low temperature was 34.0 °F (1.1 °C) in 1987 and the lowest recored low temperature was 70.0 °F (21.1 °C) in 1979. The low temperature is usually* between 42.6 °F (5.9 °C) and 52.4 °F (11.3 °C). About a quarter of the time, the low temperature is less than 42.6 °F (5.9 °C), and another quarter of the time, the low temperature is greater than and 52.4 °F (11.3 °C). About 95% of the time, the low temperature has been between 33.2 °F (0.7 °C) and 61.8 °F (16.5 °C).
Frost
On October 21 in <NA> expect the temperatures to drop below freezing for a risk of frost about 1.7% 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:
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— Integrated Surface Dataset (ISD) station ID: 725346 — from year 2000 to 2002 - CHICAGO/MEIGS — Integrated Surface Dataset (ISD) station ID: 725346 — Weather Bureau Army Navy (WBAN): 94866 — from year 1973 to 1999
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— Weather Bureau Army Navy (WBAN): 94866 — from year 1966 to 1969