April - WAUKEGAN HARBOR - Weather History and Averages

High Temperatures

On average, the day in April with the warmest high temperature in WAUKEGAN HARBOR is April 25 at an average of 55.9 °F (13.3 °C).

On average, the day in April with the coldest high temperature in WAUKEGAN HARBOR is April 7 at an average of 46.2 °F (7.9 °C).

The warmest recorded high temperature in April in WAUKEGAN HARBOR was 80.4 °F (26.9 °C) on April 15 in the year 2010 at WAUKEGAN HARBOR — Integrated Surface Dataset (ISD) station ID: 997735 .

The coldest recorded high temperature in April in WAUKEGAN HARBOR was 31.3 °F (-0.4 °C) on April 7 in the year 2007 at WAUKEGAN HARBOR — Integrated Surface Dataset (ISD) station ID: 997735 .

On average, the day in April with the warmest low temperature in WAUKEGAN HARBOR is April 30 at an average of 43.8 °F (6.6 °C).

On average, the day in April with the coldest low temperature in WAUKEGAN HARBOR is April 6 at an average of 35.6 °F (2.0 °C).

The warmest recorded low temperature in WAUKEGAN HARBOR was 67.1 °F (19.5 °C) on April 25 in the year 2009 at WAUKEGAN HARBOR — Integrated Surface Dataset (ISD) station ID: 997735 .

The coldest recorded low temperature in WAUKEGAN HARBOR was 19.0 °F (-7.2 °C) on April 7 in the year 2018 at WAUKEGAN HARBOR — Integrated Surface Dataset (ISD) station ID: 997735 .

If you would like to see the temperatures for specific days, you can click on the corresponding links below: