Island Lake is a city of approximately 8,100 people in Illinois, United States. Located in the Central Time Zone at 42.3°N latitude.
Island Lake has a humid continental climate. Average annual temperature is 51°F, with January lows around 18°F and July highs near 84°F. The city averages 32 inches of precipitation per year. The wettest month is typically June; the driest is February.
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