Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On December 5 in WILMETTE (CGS) the average high temperature is 39.7 °F (4.3 °C). The lowest recored high temperature was 32.9 °F (0.5 °C) in 1987 and the highest recored high temperature was 45.9 °F (7.7 °C) in 1988. The high temperature is usually* between 34.7 °F (1.5 °C) and 44.6 °F (7.0 °C). About a quarter of the time, the high temperature is less than 34.7 °F (1.5 °C), and another quarter of the time, the high temperature is greater than and 44.6 °F (7.0 °C). About 95% of the time, the high temperature has been between 25.3 °F (-3.7 °C) and 54.1 °F (12.3 °C).
Low Temperatures
On December 5 in WILMETTE (CGS) the average low temperature is 25.5 °F (-3.6 °C). The lowest recored low temperature was 0.1 °F (-17.7 °C) in 1990 and the lowest recored low temperature was 32.0 °F (0.0 °C) in 1989. The low temperature is usually* between 19.2 °F (-7.1 °C) and 31.8 °F (-0.1 °C). About a quarter of the time, the low temperature is less than 19.2 °F (-7.1 °C), and another quarter of the time, the low temperature is greater than and 31.8 °F (-0.1 °C). About 95% of the time, the low temperature has been between 7.3 °F (-13.7 °C) and 43.7 °F (6.5 °C).
Frost
On December 5 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 75.8% 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 1987 to 1990