Grant County Climate
Grant County, West Virginia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
50.8°F
Annual Precip
46.5"
Annual Snowfall
117.8"
Extreme Heat Days
16
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
2,874
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Grant County
Climate Verdict
Grant County has a mild, with an average annual temperature of 50.8°F, moderately wet with 46.5 inches of annual precipitation, rare extreme heat with only 15.75 days above 90°F annually, heavy winter snowfall averaging 117.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 29.6°F. summers are warm — July averages 71.5°F. The 42°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Grant County closely matches the West Virginia statewide average temperature of 52.8°F.
Climate Profile
About Grant County Weather
A cooler climate with heavy winter impact
Grant County averages 50.8°F annually, making it notably cooler than the national median. Its position creates a unique microclimate that produces significantly more snow than most of the United States.
One of West Virginia's winter leaders
Grant County is cooler than the state average of 52.8°F, but its true distinction is the 117.8 inches of annual snowfall. This is more than double the state average, defining the county's winter identity.
Outpacing neighbors in winter accumulation
While neighboring Hardy County receives only 21.4 inches of snow, Grant County is buried under nearly 118 inches. This massive disparity occurs despite the counties sharing similar summer high temperatures.
Mild summers met by extreme winter snow
July averages a comfortable 71.5°F, though 16 days still top 90°F. Winter is the dominant season, defined by a January average of 29.6°F and persistent, heavy snowfalls.
Winter readiness is a year-round requirement
Residents must invest in high-capacity snow removal equipment to handle the 117.8 inches of annual snowfall. Structural reinforcement for roof snow loads and cold-weather insulation are critical for local homes.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.