Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On May 22 in WILMETTE (CGS) the average high temperature is 60.6 °F (15.9 °C). The lowest recored high temperature was 54.0 °F (12.2 °C) in 1990 and the highest recored high temperature was 63.9 °F (17.7 °C) in 1989. The high temperature is usually* between 55.9 °F (13.3 °C) and 65.3 °F (18.5 °C). About a quarter of the time, the high temperature is less than 55.9 °F (13.3 °C), and another quarter of the time, the high temperature is greater than and 65.3 °F (18.5 °C). About 95% of the time, the high temperature has been between 46.9 °F (8.3 °C) and 74.2 °F (23.5 °C).
Low Temperatures
On May 22 in WILMETTE (CGS) the average low temperature is 50.2 °F (10.1 °C). The lowest recored low temperature was 45.0 °F (7.2 °C) in 1990 and the lowest recored low temperature was 55.9 °F (13.3 °C) in 1989. The low temperature is usually* between 46.8 °F (8.2 °C) and 53.6 °F (12.0 °C). About a quarter of the time, the low temperature is less than 46.8 °F (8.2 °C), and another quarter of the time, the low temperature is greater than and 53.6 °F (12.0 °C). About 95% of the time, the low temperature has been between 40.4 °F (4.7 °C) and 60.0 °F (15.5 °C).
Frost
On May 22 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 1988 to 1990