Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On July 9 in WILMETTE (CGS) the average high temperature is 86.4 °F (30.2 °C). The lowest recored high temperature was 72.9 °F (22.7 °C) in 1990 and the highest recored high temperature was 94.8 °F (34.9 °C) in 1989. The high temperature is usually* between 80.0 °F (26.7 °C) and 92.7 °F (33.7 °C). About a quarter of the time, the high temperature is less than 80.0 °F (26.7 °C), and another quarter of the time, the high temperature is greater than and 92.7 °F (33.7 °C). About 95% of the time, the high temperature has been between 67.8 °F (19.9 °C) and 104.9 °F (40.5 °C).
Low Temperatures
On July 9 in WILMETTE (CGS) the average low temperature is 72.2 °F (22.3 °C). The lowest recored low temperature was 70.0 °F (21.1 °C) in 1990 and the lowest recored low temperature was 81.0 °F (27.2 °C) in 1988. The low temperature is usually* between 68.9 °F (20.5 °C) and 75.5 °F (24.1 °C). About a quarter of the time, the low temperature is less than 68.9 °F (20.5 °C), and another quarter of the time, the low temperature is greater than and 75.5 °F (24.1 °C). About 95% of the time, the low temperature has been between 62.6 °F (17.0 °C) and 81.8 °F (27.6 °C).
Frost
On July 9 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