June 9 - WAUKEGAN HARBOR - Weather History and Averages

Station: WAUKEGAN HARBOR (2006 to 2025)
Country: US
State: IL
Latitude: 42.35
Longitude: -87.82

High Temperatures

On June 9 in WAUKEGAN HARBOR the average high temperature is 72.5 °F (22.5 °C). The lowest recored high temperature was 62.8 °F (17.1 °C) in 2014 and the highest recored high temperature was 89.4 °F (31.9 °C) in 2011. The high temperature is usually^* between 65.9 °F (18.8 °C) and 79.1 °F (26.2 °C). About a quarter of the time, the high temperature is less than 65.9 °F (18.8 °C), and another quarter of the time, the high temperature is greater than and 79.1 °F (26.2 °C). About 95% of the time, the high temperature has been between 53.3 °F (11.8 °C) and 91.8 °F (33.2 °C).

Low Temperatures

On June 9 in WAUKEGAN HARBOR the average low temperature is 57.4 °F (14.1 °C). The lowest recored low temperature was 47.7 °F (8.7 °C) in 2011 and the lowest recored low temperature was 64.4 °F (18.0 °C) in 2012. The low temperature is usually^* between 53.5 °F (11.9 °C) and 61.4 °F (16.3 °C). About a quarter of the time, the low temperature is less than 53.5 °F (11.9 °C), and another quarter of the time, the low temperature is greater than and 61.4 °F (16.3 °C). About 95% of the time, the low temperature has been between 46.0 °F (7.8 °C) and 68.9 °F (20.5 °C).

Frost

On June 9 in WAUKEGAN HARBOR expect the temperatures to drop below freezing for a risk of frost about 0.0% 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:

WAUKEGAN HARBOR — Integrated Surface Dataset (ISD) station ID: 997735 — from year 2007 to 2025

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