With a population of around 1,400, Tri Lakes sits in Indiana, United States. The city operates in the America/Indiana/Indianapolis time zone.
In 2025, Tri Lakes recorded an average annual temperature of 51°F — right at the 30-year normal of 50°F. The hottest day reached 92°F in June; the coldest was -6°F in January. Total precipitation was 35 inches (near normal). The wettest month was July.
View current conditions and forecast for Tri Lakes · More cities in Indiana