- Country: US
- State: IL
- Latitude: 41.867
- Longitude: -87.6
High Temperatures
On September 12 in CHICAGO/MEIGS the average high temperature is 76.7 °F (24.8 °C). The lowest recored high temperature was 62.1 °F (16.7 °C) in 1975 and the highest recored high temperature was 88.0 °F (31.1 °C) in 1978. The high temperature is usually* between 71.8 °F (22.1 °C) and 81.5 °F (27.5 °C). About a quarter of the time, the high temperature is less than 71.8 °F (22.1 °C), and another quarter of the time, the high temperature is greater than and 81.5 °F (27.5 °C). About 95% of the time, the high temperature has been between 62.6 °F (17.0 °C) and 90.7 °F (32.6 °C).
Low Temperatures
On September 12 in CHICAGO/MEIGS the average low temperature is 63.9 °F (17.7 °C). The lowest recored low temperature was 52.0 °F (11.1 °C) in 1975 and the lowest recored low temperature was 73.0 °F (22.8 °C) in 1982. The low temperature is usually* between 59.8 °F (15.4 °C) and 67.9 °F (20.0 °C). About a quarter of the time, the low temperature is less than 59.8 °F (15.4 °C), and another quarter of the time, the low temperature is greater than and 67.9 °F (20.0 °C). About 95% of the time, the low temperature has been between 52.0 °F (11.1 °C) and 75.7 °F (24.3 °C).
Frost
On September 12 in CHICAGO/MEIGS 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:
- CHICAGO/MEIGS — Integrated Surface Dataset (ISD) station ID: 725346 — from year 2000 to 2002
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— Integrated Surface Dataset (ISD) station ID: 725346 — Weather Bureau Army Navy (WBAN): 94866 — from year 1973 to 1999