Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On September 6 in WILMETTE (CGS) the average high temperature is 74.7 °F (23.7 °C). The lowest recored high temperature was 63.0 °F (17.2 °C) in 1988 and the highest recored high temperature was 94.8 °F (34.9 °C) in 1990. The high temperature is usually* between 68.3 °F (20.2 °C) and 81.0 °F (27.2 °C). About a quarter of the time, the high temperature is less than 68.3 °F (20.2 °C), and another quarter of the time, the high temperature is greater than and 81.0 °F (27.2 °C). About 95% of the time, the high temperature has been between 56.3 °F (13.5 °C) and 93.1 °F (33.9 °C).
Low Temperatures
On September 6 in WILMETTE (CGS) the average low temperature is 64.4 °F (18.0 °C). The lowest recored low temperature was 45.9 °F (7.7 °C) in 1988 and the lowest recored low temperature was 70.9 °F (21.6 °C) in 1990. The low temperature is usually* between 58.7 °F (14.8 °C) and 70.2 °F (21.2 °C). About a quarter of the time, the low temperature is less than 58.7 °F (14.8 °C), and another quarter of the time, the low temperature is greater than and 70.2 °F (21.2 °C). About 95% of the time, the low temperature has been between 47.8 °F (8.8 °C) and 81.1 °F (27.3 °C).
Frost
On September 6 in WILMETTE (CGS) 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:
- WILMETTE (CGS) — Integrated Surface Dataset (ISD) station ID: 722417 — from year 1987 to 1990