Onarga, in Illinois, United States, is home to roughly 1,300 people in the Central Time Zone at 40.7°N latitude.
Expect a humid continental climate in Onarga: average highs of 88°F in midsummer, lows near 16°F in midwinter, and an annual mean of 52°F. Precipitation totals roughly 40 inches per year, concentrated around June, with February typically the driest month.
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