About Ina, IL's Climate & Weather History

With a population of around 2,400, Ina sits in Illinois, United States. The city operates in the Central Time Zone.

In 2025, Ina recorded an average annual temperature of 57°F — about 0.6°F above the 30-year normal of 56°F. The hottest day reached 94°F in July; the coldest was 1°F in January. Total precipitation was 46 inches (near normal). The wettest month was April.