- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On July 20 in WILMETTE (MARINES)& the average high temperature is 84.1 °F (29.0 °C). The lowest recored high temperature was 79.9 °F (26.6 °C) in 1995 and the highest recored high temperature was 90.0 °F (32.2 °C) in 1977. The high temperature is usually* between 80.0 °F (26.7 °C) and 88.2 °F (31.2 °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 88.2 °F (31.2 °C). About 95% of the time, the high temperature has been between 72.1 °F (22.3 °C) and 96.1 °F (35.6 °C).
Low Temperatures
On July 20 in WILMETTE (MARINES)& the average low temperature is 69.9 °F (21.0 °C). The lowest recored low temperature was 70.0 °F (21.1 °C) in 1995 and the lowest recored low temperature was 72.0 °F (22.2 °C) in 1977. The low temperature is usually* between 67.9 °F (20.0 °C) and 71.9 °F (22.1 °C). About a quarter of the time, the low temperature is less than 67.9 °F (20.0 °C), and another quarter of the time, the low temperature is greater than and 71.9 °F (22.1 °C). About 95% of the time, the low temperature has been between 64.2 °F (17.9 °C) and 75.6 °F (24.2 °C).
Frost
On July 20 in WILMETTE (MARINES)& 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 (MARINES)& — Integrated Surface Dataset (ISD) station ID: 725307 — from year 1976 to 1995