Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On April 28 in WILMETTE (CGS) the average high temperature is 56.8 °F (13.8 °C). The lowest recored high temperature was 45.9 °F (7.7 °C) in 1989 and the highest recored high temperature was 79.0 °F (26.1 °C) in 1990. The high temperature is usually* between 46.9 °F (8.3 °C) and 66.7 °F (19.3 °C). About a quarter of the time, the high temperature is less than 46.9 °F (8.3 °C), and another quarter of the time, the high temperature is greater than and 66.7 °F (19.3 °C). About 95% of the time, the high temperature has been between 27.9 °F (-2.3 °C) and 85.7 °F (29.8 °C).
Low Temperatures
On April 28 in WILMETTE (CGS) the average low temperature is 46.1 °F (7.8 °C). The lowest recored low temperature was 37.9 °F (3.3 °C) in 1988 and the lowest recored low temperature was 55.9 °F (13.3 °C) in 1990. The low temperature is usually* between 39.7 °F (4.3 °C) and 52.6 °F (11.4 °C). About a quarter of the time, the low temperature is less than 39.7 °F (4.3 °C), and another quarter of the time, the low temperature is greater than and 52.6 °F (11.4 °C). About 95% of the time, the low temperature has been between 27.3 °F (-2.6 °C) and 64.9 °F (18.3 °C).
Frost
On April 28 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 7.0% 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