Roanoke County Climate
Roanoke County, Virginia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
55.5°F
Annual Precip
45.7"
Annual Snowfall
11.4"
Extreme Heat Days
28
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
3,680
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Roanoke County
Climate Verdict
Roanoke County has a mild, with an average annual temperature of 55.5°F, moderately wet with 45.7 inches of annual precipitation, occasional hot days — 27.7 per year above 90°F, light snow averaging 11.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 35.5°F. summers are warm — July averages 75.1°F. The 40°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Roanoke County closely matches the Virginia statewide average temperature of 56.2°F.
Climate Profile
About Roanoke County Weather
Temperate mountain valley climate
Roanoke County's 55.5°F annual average temperature is nearly identical to the national median. The geography provides a classic four-season experience without extreme national outliers.
Perfectly aligned with Virginia's average
The county's annual temperature of 55.5°F closely tracks the statewide average of 55.9°F. It represents the typical climate profile for the Commonwealth of Virginia.
Cooler and wetter than the city
The county is cooler than Roanoke City by about 2.6 degrees, reflecting its higher elevations and green space. It matches the state precipitation average exactly at 45.7 inches per year.
Defined seasons with mild winter totals
July averages 75.1°F with 28 days of extreme heat over 90°F. Winter is crisp but rarely buried in snow, with an annual average of 11.4 inches and a January mean of 35.5°F.
Standard Virginia weather prep applies
With 28 days of 90°F heat, reliable cooling systems are a priority for the summer months. Winter preparation requires only light snow removal tools for the modest 11.4 inches of annual snowfall.
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.