April 22 - WILMETTE (CGS) - Weather History and Averages

Station: WILMETTE (CGS) (1987 to 1991)
Country: US
State: IL
Latitude: 42.067
Longitude: -87.683

High Temperatures

On April 22 in WILMETTE (CGS) the average high temperature is 51.0 °F (10.5 °C). The lowest recored high temperature was 43.0 °F (6.1 °C) in 1988 and the highest recored high temperature was 55.9 °F (13.3 °C) in 1990. The high temperature is usually^* between 46.8 °F (8.2 °C) and 55.1 °F (12.9 °C). About a quarter of the time, the high temperature is less than 46.8 °F (8.2 °C), and another quarter of the time, the high temperature is greater than and 55.1 °F (12.9 °C). About 95% of the time, the high temperature has been between 38.9 °F (3.8 °C) and 63.0 °F (17.2 °C).

Low Temperatures

On April 22 in WILMETTE (CGS) the average low temperature is 40.9 °F (4.9 °C). The lowest recored low temperature was 38.8 °F (3.8 °C) in 1990 and the lowest recored low temperature was 41.9 °F (5.5 °C) in 1989. The low temperature is usually^* between 38.4 °F (3.5 °C) and 43.4 °F (6.3 °C). About a quarter of the time, the low temperature is less than 38.4 °F (3.5 °C), and another quarter of the time, the low temperature is greater than and 43.4 °F (6.3 °C). About 95% of the time, the low temperature has been between 33.5 °F (0.9 °C) and 48.2 °F (9.0 °C).

Frost

On April 22 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 0.9% of the time.

^{Usually* in this context means around 50% of the
time, assuming a normal distribution of values.}

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

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