- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On May 15 in WILMETTE (MARINES)& the average high temperature is 74.2 °F (23.5 °C). The lowest recored high temperature was 66.9 °F (19.4 °C) in 1976 and the highest recored high temperature was 82.0 °F (27.8 °C) in 1977. The high temperature is usually* between 68.7 °F (20.4 °C) and 79.8 °F (26.5 °C). About a quarter of the time, the high temperature is less than 68.7 °F (20.4 °C), and another quarter of the time, the high temperature is greater than and 79.8 °F (26.5 °C). About 95% of the time, the high temperature has been between 58.3 °F (14.6 °C) and 90.2 °F (32.4 °C).
Low Temperatures
On May 15 in WILMETTE (MARINES)& the average low temperature is 52.8 °F (11.5 °C). The lowest recored low temperature was 55.0 °F (12.8 °C) in 1976 and the lowest recored low temperature was 59.0 °F (15.0 °C) in 1994. The low temperature is usually* between 48.0 °F (8.9 °C) and 57.5 °F (14.2 °C). About a quarter of the time, the low temperature is less than 48.0 °F (8.9 °C), and another quarter of the time, the low temperature is greater than and 57.5 °F (14.2 °C). About 95% of the time, the low temperature has been between 39.0 °F (3.9 °C) and 66.6 °F (19.2 °C).
Frost
On May 15 in WILMETTE (MARINES)& expect the temperatures to drop below freezing for a risk of frost about 0.2% 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