- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On October 26 in WILMETTE (CGS) the average high temperature is 57.6 °F (14.2 °C). The lowest recored high temperature was 45.0 °F (7.2 °C) in 1990 and the highest recored high temperature was 65.8 °F (18.8 °C) in 1989. The high temperature is usually* between 50.8 °F (10.4 °C) and 64.3 °F (18.0 °C). About a quarter of the time, the high temperature is less than 50.8 °F (10.4 °C), and another quarter of the time, the high temperature is greater than and 64.3 °F (18.0 °C). About 95% of the time, the high temperature has been between 37.9 °F (3.3 °C) and 77.3 °F (25.1 °C).
Low Temperatures
On October 26 in WILMETTE (CGS) the average low temperature is 40.2 °F (4.5 °C). The lowest recored low temperature was 31.1 °F (-0.5 °C) in 1988 and the lowest recored low temperature was 52.9 °F (11.6 °C) in 1989. The low temperature is usually* between 34.2 °F (1.2 °C) and 46.1 °F (7.9 °C). About a quarter of the time, the low temperature is less than 34.2 °F (1.2 °C), and another quarter of the time, the low temperature is greater than and 46.1 °F (7.9 °C). About 95% of the time, the low temperature has been between 22.9 °F (-5.1 °C) and 57.5 °F (14.2 °C).
Frost
On October 26 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 17.7% 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:
- WILMETTE (CGS) — Integrated Surface Dataset (ISD) station ID: 722417 — from year 1987 to 1990