Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On April 27 in WILMETTE (CGS) the average high temperature is 59.8 °F (15.4 °C). The lowest recored high temperature was 41.9 °F (5.5 °C) in 1988 and the highest recored high temperature was 82.9 °F (28.3 °C) in 1990. The high temperature is usually* between 48.0 °F (8.9 °C) and 71.5 °F (22.0 °C). About a quarter of the time, the high temperature is less than 48.0 °F (8.9 °C), and another quarter of the time, the high temperature is greater than and 71.5 °F (22.0 °C). About 95% of the time, the high temperature has been between 25.6 °F (-3.5 °C) and 93.9 °F (34.4 °C).
Low Temperatures
On April 27 in WILMETTE (CGS) the average low temperature is 48.4 °F (9.1 °C). The lowest recored low temperature was 38.8 °F (3.8 °C) in 1988 and the lowest recored low temperature was 66.9 °F (19.4 °C) in 1990. The low temperature is usually* between 40.4 °F (4.7 °C) and 56.5 °F (13.6 °C). About a quarter of the time, the low temperature is less than 40.4 °F (4.7 °C), and another quarter of the time, the low temperature is greater than and 56.5 °F (13.6 °C). About 95% of the time, the low temperature has been between 25.1 °F (-3.8 °C) and 71.8 °F (22.1 °C).
Frost
On April 27 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 8.4% 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