Ashtabula is a city of approximately 18,400 people in Ohio, United States. Located in the Eastern Time Zone at 41.9°N latitude.
In 2025, Ashtabula recorded an average annual temperature of 50°F — about 1.4°F above the 30-year normal of 49°F. The hottest day reached 92°F in July; the coldest was -7°F in January. Total precipitation was 47 inches (wetter than usual). The wettest month was May.
View current conditions and forecast for Ashtabula · More cities in Ohio