- Latitude: 41.914
- Longitude: -88.246
High Temperatures
On August 20 in this location the average high temperature is 81.9 °F (27.7 °C). The lowest recored high temperature was 66.0 °F (18.9 °C) in 1950 and the highest recored high temperature was 99.0 °F (37.2 °C) in 1983. The high temperature is usually* between 77.6 °F (25.3 °C) and 86.1 °F (30.1 °C). About a quarter of the time, the high temperature is less than 77.6 °F (25.3 °C), and another quarter of the time, the high temperature is greater than and 86.1 °F (30.1 °C). About 95% of the time, the high temperature has been between 69.5 °F (20.8 °C) and 94.2 °F (34.6 °C).
Low Temperatures
On August 20 in this location the average low temperature is 61.4 °F (16.4 °C). The lowest recored low temperature was 44.1 °F (6.7 °C) in 1950 and the lowest recored low temperature was 79.3 °F (26.3 °C) in 1947. The low temperature is usually* between 56.6 °F (13.7 °C) and 66.2 °F (19.0 °C). About a quarter of the time, the low temperature is less than 56.6 °F (13.7 °C), and another quarter of the time, the low temperature is greater than and 66.2 °F (19.0 °C). About 95% of the time, the low temperature has been between 47.5 °F (8.6 °C) and 75.4 °F (24.1 °C).
Frost
On August 20 in this location 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 O'HARE INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 725300 — Weather Bureau Army Navy (WBAN): 94846 — from year 1947 to 2025
- DUPAGE AIRPORT — Integrated Surface Dataset (ISD) station ID: 725305 — Weather Bureau Army Navy (WBAN): 94892 — from year 2006 to 2025
- AURORA MUNICIPAL AIRPORT — Integrated Surface Dataset (ISD) station ID: 744655 — Weather Bureau Army Navy (WBAN): 04808 — from year 2006 to 2025
- DUPAGE — Integrated Surface Dataset (ISD) station ID: 725305 — from year 1973 to 2005
- AURORA MUNICIPAL — Integrated Surface Dataset (ISD) station ID: 744655 — from year 1985 to 2005
- CHICAGO OHARE INTL AP — Weather Bureau Army Navy (WBAN): 94846 — from year 1970 to 1972
- PARK RIDGE AF — Weather Bureau Army Navy (WBAN): 14810 — from year 1949 to 1958