Station information
- Integrated Surface Dataset (ISD) station ID: 725307
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On October 21 in WILMETTE (MARINES)& the average high temperature is 58.0 °F (14.4 °C). The lowest recored high temperature was 42.1 °F (5.6 °C) in 1976 and the highest recored high temperature was 75.0 °F (23.9 °C) in 1977. The high temperature is usually* between 48.6 °F (9.2 °C) and 67.4 °F (19.7 °C). About a quarter of the time, the high temperature is less than 48.6 °F (9.2 °C), and another quarter of the time, the high temperature is greater than and 67.4 °F (19.7 °C). About 95% of the time, the high temperature has been between 30.7 °F (-0.7 °C) and 85.3 °F (29.6 °C).
Low Temperatures
On October 21 in WILMETTE (MARINES)& the average low temperature is 38.7 °F (3.7 °C). The lowest recored low temperature was 31.1 °F (-0.5 °C) in 1976 and the lowest recored low temperature was 50.0 °F (10.0 °C) in 1977. The low temperature is usually* between 32.4 °F (0.2 °C) and 44.9 °F (7.2 °C). About a quarter of the time, the low temperature is less than 32.4 °F (0.2 °C), and another quarter of the time, the low temperature is greater than and 44.9 °F (7.2 °C). About 95% of the time, the low temperature has been between 20.5 °F (-6.4 °C) and 56.8 °F (13.8 °C).
Frost
On October 21 in WILMETTE (MARINES)& expect the temperatures to drop below freezing for a risk of frost about 23.5% 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