Lacon, in Illinois, United States, is home to roughly 1,800 people in the Central Time Zone at 41°N latitude.
Across a typical year Lacon sees about 38 inches of precipitation and 26 inches of snow, with May the wettest month and February the driest. Temperatures range from January lows near 18°F up to July highs around 86°F, averaging 53°F annually — characteristic of a humid continental climate.