About Trafalgar, IN's Climate & Weather History

Trafalgar is a city of approximately 1,200 people in Indiana, United States. Located in the America/Indiana/Indianapolis time zone at 39.4°N latitude.

In 2025, Trafalgar recorded an average annual temperature of 54°F — right at the 30-year normal of 54°F. The hottest day reached 91°F in July; the coldest was -7°F in January. Total precipitation was 43 inches (drier than usual). The wettest month was April.