- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On January 19 in WILMETTE (CGS) the average high temperature is 38.5 °F (3.6 °C). The lowest recored high temperature was 32.9 °F (0.5 °C) in 1990 and the highest recored high temperature was 47.8 °F (8.8 °C) in 1991. The high temperature is usually* between 34.4 °F (1.3 °C) and 42.6 °F (5.9 °C). About a quarter of the time, the high temperature is less than 34.4 °F (1.3 °C), and another quarter of the time, the high temperature is greater than and 42.6 °F (5.9 °C). About 95% of the time, the high temperature has been between 26.5 °F (-3.1 °C) and 50.5 °F (10.3 °C).
Low Temperatures
On January 19 in WILMETTE (CGS) the average low temperature is 28.9 °F (-1.7 °C). The lowest recored low temperature was 28.0 °F (-2.2 °C) in 1991 and the lowest recored low temperature was 31.1 °F (-0.5 °C) in 1988. The low temperature is usually* between 25.7 °F (-3.5 °C) and 32.2 °F (0.1 °C). About a quarter of the time, the low temperature is less than 25.7 °F (-3.5 °C), and another quarter of the time, the low temperature is greater than and 32.2 °F (0.1 °C). About 95% of the time, the low temperature has been between 19.7 °F (-6.9 °C) and 38.2 °F (3.5 °C).
Frost
On January 19 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 74.0% 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