With a population of around 6,400, Bartonville sits in Illinois, United States. The city operates in the Central Time Zone.
In 2025, Bartonville recorded an average annual temperature of 54°F — about 1.2°F above the 30-year normal of 53°F. The hottest day reached 94°F in June; the coldest was -8°F in January. Total precipitation was 33 inches (drier than usual). Snowfall totaled 8 inches, below the 26-inch average. The wettest month was July.
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