About Indianapolis, IN's Climate & Weather History

Indianapolis is a city of approximately 888,000 people in Indiana, United States. Located in the America/Indiana/Indianapolis time zone at 39.8°N latitude.

In 2025, Indianapolis recorded an average annual temperature of 54°F — right at the 30-year normal of 54°F. The hottest day reached 95°F in June; the coldest was -6°F in January. Total precipitation was 41 inches (drier than usual). Snowfall totaled 7 inches, below the 26-inch average. The wettest month was April.