Harrison County Climate
Harrison County, West Virginia
Avg Annual Temp
53.8°F
Annual Precip
46.5"
Annual Snowfall
23.8"
Extreme Heat Days
14.15
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Harrison County Weather
Harrison County fits the national average
With an annual average of 53.8°F, Harrison County aligns closely with the United States median temperature. It experiences a classic humid continental climate with balanced seasonal shifts.
Warmer than the West Virginia norm
Harrison's 53.8°F average is a full degree warmer than the state average of 52.8°F. Precipitation remains consistent with state trends, recording 46.5 inches against the 47.0-inch average.
A warmer pocket in the north-central region
Harrison is notably warmer than neighboring Gilmer County by over a degree. It also experiences slightly less snowfall at 23.8 inches compared to many of its surrounding highland neighbors.
Toasty July afternoons and brisk winters
July is the warmest month at 74.4°F, contributing to 14 days of extreme heat annually. Winter brings a January average of 32.1°F and a predictable 23.8 inches of snowfall.
Standard all-season preparation is key
Residents should maintain standard HVAC systems to handle both the 74°F summer averages and 34°F winters. The 23.8 inches of snow is manageable with basic winter tires and home weatherization.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.