About Muscatine, IA's Climate & Weather History

With a population of around 24,000, Muscatine sits in Iowa, United States. The city operates in the Central Time Zone.

In 2025, Muscatine recorded an average annual temperature of 52°F — about 2.2°F above the 30-year normal of 50°F. The hottest day reached 96°F in June; the coldest was -10°F in January. Total precipitation was 29 inches (drier than usual). The wettest month was July.