Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On April 4 in WILMETTE (CGS) the average high temperature is 52.4 °F (11.3 °C). The lowest recored high temperature was 49.8 °F (9.9 °C) in 1990 and the highest recored high temperature was 68.9 °F (20.5 °C) in 1988. The high temperature is usually* between 46.4 °F (8.0 °C) and 58.4 °F (14.7 °C). About a quarter of the time, the high temperature is less than 46.4 °F (8.0 °C), and another quarter of the time, the high temperature is greater than and 58.4 °F (14.7 °C). About 95% of the time, the high temperature has been between 34.9 °F (1.6 °C) and 69.9 °F (21.0 °C).
Low Temperatures
On April 4 in WILMETTE (CGS) the average low temperature is 38.1 °F (3.4 °C). The lowest recored low temperature was 32.0 °F (0.0 °C) in 1990 and the lowest recored low temperature was 45.9 °F (7.7 °C) in 1988. The low temperature is usually* between 33.9 °F (1.1 °C) and 42.2 °F (5.7 °C). About a quarter of the time, the low temperature is less than 33.9 °F (1.1 °C), and another quarter of the time, the low temperature is greater than and 42.2 °F (5.7 °C). About 95% of the time, the low temperature has been between 26.0 °F (-3.3 °C) and 50.1 °F (10.1 °C).
Frost
On April 4 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 16.2% 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 (CGS) — Integrated Surface Dataset (ISD) station ID: 722417 — from year 1988 to 1990