- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On June 4 in WILMETTE (CGS) the average high temperature is 69.0 °F (20.6 °C). The lowest recored high temperature was 61.9 °F (16.6 °C) in 1987 and the highest recored high temperature was 65.8 °F (18.8 °C) in 1989. The high temperature is usually* between 62.9 °F (17.2 °C) and 75.0 °F (23.9 °C). About a quarter of the time, the high temperature is less than 62.9 °F (17.2 °C), and another quarter of the time, the high temperature is greater than and 75.0 °F (23.9 °C). About 95% of the time, the high temperature has been between 51.4 °F (10.8 °C) and 86.5 °F (30.3 °C).
Low Temperatures
On June 4 in WILMETTE (CGS) the average low temperature is 54.7 °F (12.6 °C). The lowest recored low temperature was 47.8 °F (8.8 °C) in 1989 and the lowest recored low temperature was 55.9 °F (13.3 °C) in 1987. The low temperature is usually* between 50.6 °F (10.3 °C) and 58.9 °F (14.9 °C). About a quarter of the time, the low temperature is less than 50.6 °F (10.3 °C), and another quarter of the time, the low temperature is greater than and 58.9 °F (14.9 °C). About 95% of the time, the low temperature has been between 42.7 °F (5.9 °C) and 66.8 °F (19.3 °C).
Frost
On June 4 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 1989