With a population of around 6,800, Martins Ferry sits in Ohio, United States. The city operates in the Eastern Time Zone.
In 2025, Martins Ferry recorded an average annual temperature of 53°F — right at the 30-year normal of 52°F. The hottest day reached 94°F in June; the coldest was -13°F in January. Total precipitation was 45 inches (wetter than usual). The wettest month was May.
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