About Milan, IN's Climate & Weather History

With a population of around 1,900, Milan sits in Indiana, United States. The city operates in the America/Indiana/Indianapolis time zone.

In 2025, Milan recorded an average annual temperature of 53°F — about 1.3°F below the 30-year normal of 55°F. The hottest day reached 89°F in June; the coldest was -5°F in January. Total precipitation was 43 inches (drier than usual). Snowfall totaled 8 inches, below the 23-inch average. The wettest month was April.