Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On May 4 in WILMETTE (CGS) the average high temperature is 52.7 °F (11.5 °C). The lowest recored high temperature was 45.9 °F (7.7 °C) in 1990 and the highest recored high temperature was 56.8 °F (13.8 °C) in 1989. The high temperature is usually* between 49.8 °F (9.9 °C) and 55.5 °F (13.0 °C). About a quarter of the time, the high temperature is less than 49.8 °F (9.9 °C), and another quarter of the time, the high temperature is greater than and 55.5 °F (13.0 °C). About 95% of the time, the high temperature has been between 44.5 °F (6.9 °C) and 60.8 °F (16.0 °C).
Low Temperatures
On May 4 in WILMETTE (CGS) the average low temperature is 46.0 °F (7.8 °C). The lowest recored low temperature was 43.0 °F (6.1 °C) in 1990 and the lowest recored low temperature was 46.9 °F (8.3 °C) in 1989. The low temperature is usually* between 43.9 °F (6.6 °C) and 48.2 °F (9.0 °C). About a quarter of the time, the low temperature is less than 43.9 °F (6.6 °C), and another quarter of the time, the low temperature is greater than and 48.2 °F (9.0 °C). About 95% of the time, the low temperature has been between 39.8 °F (4.3 °C) and 52.3 °F (11.3 °C).
Frost
On May 4 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 1989 to 1990