- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On May 1 in WILMETTE (MARINES)& the average high temperature is 60.2 °F (15.7 °C). The lowest recored high temperature was 46.9 °F (8.3 °C) in 1994 and the highest recored high temperature was 75.0 °F (23.9 °C) in 1977. The high temperature is usually* between 54.2 °F (12.4 °C) and 66.2 °F (19.0 °C). About a quarter of the time, the high temperature is less than 54.2 °F (12.4 °C), and another quarter of the time, the high temperature is greater than and 66.2 °F (19.0 °C). About 95% of the time, the high temperature has been between 42.8 °F (6.0 °C) and 77.6 °F (25.3 °C).
Low Temperatures
On May 1 in WILMETTE (MARINES)& the average low temperature is 42.3 °F (5.7 °C). The lowest recored low temperature was 34.0 °F (1.1 °C) in 1994 and the lowest recored low temperature was 52.0 °F (11.1 °C) in 1977. The low temperature is usually* between 36.7 °F (2.6 °C) and 47.9 °F (8.9 °C). About a quarter of the time, the low temperature is less than 36.7 °F (2.6 °C), and another quarter of the time, the low temperature is greater than and 47.9 °F (8.9 °C). About 95% of the time, the low temperature has been between 26.0 °F (-3.4 °C) and 58.7 °F (14.8 °C).
Frost
On May 1 in WILMETTE (MARINES)& expect the temperatures to drop below freezing for a risk of frost about 10.8% 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 1994