Station information
- Integrated Surface Dataset (ISD) station ID: 722417
- Country: US
- State: IL
- Latitude: 42.067
- Longitude: -87.683
High Temperatures
On March 14 in WILMETTE (CGS) the average high temperature is 48.6 °F (9.2 °C). The lowest recored high temperature was 25.2 °F (-3.8 °C) in 1988 and the highest recored high temperature was 70.0 °F (21.1 °C) in 1990. The high temperature is usually* between 36.0 °F (2.2 °C) and 61.2 °F (16.2 °C). About a quarter of the time, the high temperature is less than 36.0 °F (2.2 °C), and another quarter of the time, the high temperature is greater than and 61.2 °F (16.2 °C). About 95% of the time, the high temperature has been between 12.0 °F (-11.1 °C) and 85.2 °F (29.6 °C).
Low Temperatures
On March 14 in WILMETTE (CGS) the average low temperature is 28.6 °F (-1.9 °C). The lowest recored low temperature was 20.1 °F (-6.6 °C) in 1988 and the lowest recored low temperature was 32.9 °F (0.5 °C) in 1990. The low temperature is usually* between 24.5 °F (-4.2 °C) and 32.6 °F (0.3 °C). About a quarter of the time, the low temperature is less than 24.5 °F (-4.2 °C), and another quarter of the time, the low temperature is greater than and 32.6 °F (0.3 °C). About 95% of the time, the low temperature has been between 16.7 °F (-8.5 °C) and 40.4 °F (4.6 °C).
Frost
On March 14 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 71.6% 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