Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On January 17 in WILMETTE (CGS) the average high temperature is 40.8 °F (4.9 °C). The lowest recored high temperature was 31.1 °F (-0.5 °C) in 1991 and the highest recored high temperature was 54.0 °F (12.2 °C) in 1990. The high temperature is usually* between 35.8 °F (2.1 °C) and 45.8 °F (7.7 °C). About a quarter of the time, the high temperature is less than 35.8 °F (2.1 °C), and another quarter of the time, the high temperature is greater than and 45.8 °F (7.7 °C). About 95% of the time, the high temperature has been between 26.3 °F (-3.1 °C) and 55.3 °F (13.0 °C).
Low Temperatures
On January 17 in WILMETTE (CGS) the average low temperature is 29.5 °F (-1.4 °C). The lowest recored low temperature was 24.1 °F (-4.4 °C) in 1991 and the lowest recored low temperature was 32.9 °F (0.5 °C) in 1988. The low temperature is usually* between 25.9 °F (-3.4 °C) and 33.1 °F (0.6 °C). About a quarter of the time, the low temperature is less than 25.9 °F (-3.4 °C), and another quarter of the time, the low temperature is greater than and 33.1 °F (0.6 °C). About 95% of the time, the low temperature has been between 19.1 °F (-7.2 °C) and 40.0 °F (4.4 °C).
Frost
On January 17 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 68.0% 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 1991