February 14 - 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 February 14 in WILMETTE (CGS) the average high temperature is 36.9 °F (2.7 °C). The lowest recored high temperature was 32.9 °F (0.5 °C) in 1990 and the highest recored high temperature was 37.9 °F (3.3 °C) in 1988. The high temperature is usually^* between 30.5 °F (-0.9 °C) and 43.4 °F (6.3 °C). About a quarter of the time, the high temperature is less than 30.5 °F (-0.9 °C), and another quarter of the time, the high temperature is greater than and 43.4 °F (6.3 °C). About 95% of the time, the high temperature has been between 18.2 °F (-7.7 °C) and 55.7 °F (13.1 °C).

Low Temperatures

On February 14 in WILMETTE (CGS) the average low temperature is 23.0 °F (-5.0 °C). The lowest recored low temperature was 15.1 °F (-9.4 °C) in 1988 and the lowest recored low temperature was 26.1 °F (-3.3 °C) in 1990. The low temperature is usually^* between 16.5 °F (-8.6 °C) and 29.4 °F (-1.4 °C). About a quarter of the time, the low temperature is less than 16.5 °F (-8.6 °C), and another quarter of the time, the low temperature is greater than and 29.4 °F (-1.4 °C). About 95% of the time, the low temperature has been between 4.3 °F (-15.4 °C) and 41.6 °F (5.4 °C).

Frost

On February 14 in WILMETTE (CGS) expect the temperatures to drop below freezing for a risk of frost about 82.8% 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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