Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On January 3 in WILMETTE (CGS) the average high temperature is 30.9 °F (-0.6 °C). The lowest recored high temperature was 20.1 °F (-6.6 °C) in 1991 and the highest recored high temperature was 43.9 °F (6.6 °C) in 1990. The high temperature is usually* between 25.4 °F (-3.7 °C) and 36.4 °F (2.5 °C). About a quarter of the time, the high temperature is less than 25.4 °F (-3.7 °C), and another quarter of the time, the high temperature is greater than and 36.4 °F (2.5 °C). About 95% of the time, the high temperature has been between 14.8 °F (-9.5 °C) and 47.0 °F (8.3 °C).
Low Temperatures
On January 3 in WILMETTE (CGS) the average low temperature is 16.3 °F (-8.7 °C). The lowest recored low temperature was 3.0 °F (-16.1 °C) in 1991 and the lowest recored low temperature was 34.0 °F (1.1 °C) in 1990. The low temperature is usually* between 8.8 °F (-12.9 °C) and 23.9 °F (-4.5 °C). About a quarter of the time, the low temperature is less than 8.8 °F (-12.9 °C), and another quarter of the time, the low temperature is greater than and 23.9 °F (-4.5 °C). About 95% of the time, the low temperature has been between -5.5 °F (-20.9 °C) and 38.2 °F (3.4 °C).
Frost
On January 3 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 92.0% 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