Marshall County Climate
Marshall County, West Virginia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
52.4°F
Annual Precip
46.1"
Annual Snowfall
15.8"
Extreme Heat Days
22
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
3,280
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Marshall County
Climate Verdict
Marshall County has a mild, with an average annual temperature of 52.4°F, moderately wet with 46.1 inches of annual precipitation, occasional hot days — 21.8 per year above 90°F, light snow averaging 15.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 29.5°F. summers are warm — July averages 73.8°F. The 44°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Marshall County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Marshall County closely matches the West Virginia statewide average temperature of 52.8°F.
Climate Profile
About Marshall County Weather
Brisk Average Temperatures in the Panhandle
Marshall County maintains an annual average of 52.4°F, which is slightly cooler than the national median. It receives 46.1 inches of annual precipitation, typical for the Ohio River Valley.
Aligning With State Temperature Norms
The county temperature of 52.4°F is nearly identical to the West Virginia state average of 52.8°F. It is slightly drier than the rest of the state, falling 0.9 inches below the state average rainfall.
Warmer Summers Than Its Southern Neighbors
Despite its northern location, Marshall sees 22 days of 90-degree heat, nearly double the 13 days recorded in Marion. This creates a more volatile summer temperature profile compared to nearby counties.
Standard Winters and Warm July Peaks
Winters feature 15.8 inches of snowfall and an average low of 29.5°F in January. July temperatures peak at 73.8°F, contributing to a total of 22 extreme heat days each year.
Winter Preparedness and Summer Cooling
Residents should keep snow removal tools ready for the 15.8 inches of annual snow. Balanced HVAC systems are necessary to bridge the gap between sub-freezing January nights and 90-degree summer peaks.
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.