- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On February 28 in WILMETTE (CGS) the average high temperature is 40.0 °F (4.4 °C). The lowest recored high temperature was 32.0 °F (0.0 °C) in 1989 and the highest recored high temperature was 45.9 °F (7.7 °C) in 1988. The high temperature is usually* between 36.1 °F (2.3 °C) and 43.8 °F (6.6 °C). About a quarter of the time, the high temperature is less than 36.1 °F (2.3 °C), and another quarter of the time, the high temperature is greater than and 43.8 °F (6.6 °C). About 95% of the time, the high temperature has been between 28.7 °F (-1.8 °C) and 51.2 °F (10.7 °C).
Low Temperatures
On February 28 in WILMETTE (CGS) the average low temperature is 24.2 °F (-4.3 °C). The lowest recored low temperature was 18.1 °F (-7.7 °C) in 1990 and the lowest recored low temperature was 26.1 °F (-3.3 °C) in 1988. The low temperature is usually* between 19.4 °F (-7.0 °C) and 29.1 °F (-1.6 °C). About a quarter of the time, the low temperature is less than 19.4 °F (-7.0 °C), and another quarter of the time, the low temperature is greater than and 29.1 °F (-1.6 °C). About 95% of the time, the low temperature has been between 10.1 °F (-12.2 °C) and 38.4 °F (3.6 °C).
Frost
On February 28 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 85.9% 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