Marseilles, in Illinois, United States, is home to roughly 5,000 people in the Central Time Zone at 41.3°N latitude.
Expect a humid continental climate in Marseilles: average highs of 84°F in midsummer, lows near 15°F in midwinter, and an annual mean of 49°F. Precipitation totals roughly 34 inches per year, concentrated around May, with January typically the driest month.
View historical weather for Marseilles · More cities in Illinois