Johnsburg is a city of approximately 6,300 people in Illinois, United States. Located in the Central Time Zone at 42.4°N latitude.
Across a typical year Johnsburg sees about 35 inches of precipitation, with June the wettest month and January the driest. Temperatures range from January lows near 16°F up to July highs around 81°F, averaging 48°F annually — characteristic of a humid continental climate.
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