Harrison, in Ohio, United States, is home to roughly 9,900 people in the Eastern Time Zone at 39.3°N latitude.
In 2025, Harrison recorded an average annual temperature of 54°F — about 0.5°F below the 30-year normal of 55°F. The hottest day reached 93°F in August; the coldest was -6°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.
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