Prairie Grove is a city of approximately 1,900 people in Illinois, United States. Located in the Central Time Zone at 42.3°N latitude.
Across a typical year Prairie Grove sees about 32 inches of precipitation, with June the wettest month and February the driest. Temperatures range from January lows near 18°F up to July highs around 84°F, averaging 51°F annually — characteristic of a humid continental climate.
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