Sussex County Climate
Sussex County, Virginia
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
58.9°F
Annual Precip
49.6"
Annual Snowfall
5.3"
Extreme Heat Days
45
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,517
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Sussex County
Climate Verdict
Sussex County has a mild, with an average annual temperature of 58.9°F, moderately wet with 49.6 inches of annual precipitation, occasional hot days — 44.73333333333333 per year above 90°F, light snow averaging 5.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 39.0°F. summers are warm — July averages 79.0°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
Sussex County closely matches the Virginia statewide average temperature of 56.2°F, it is somewhat wetter than average for Virginia, the county experiences 16.952868852459034 more extreme heat days than the state average.
Climate Profile
About Sussex County Weather
Frequent Heat and Heavy Rain
Sussex County averages 58.9°F annually, placing it among the warmer temperate regions in the United States. Its 49.6 inches of annual precipitation is significantly higher than the national median, indicating a very wet climate.
Above Average in Heat and Rain
Sussex stays 3 degrees warmer than the Virginia state average and is roughly 4 inches wetter. This combination makes it a productive agricultural area but increases the intensity of summer humidity.
The Regional Leader in Heat
With 45 days of 90°F heat, Sussex is hotter than neighboring Suffolk and Stafford. Its July average of 79°F is among the highest for inland counties in the region.
Extreme Heat Defines the Summer
Summers are intense, with 45 days exceeding 90°F and a three-month average of 76.9°F. Winters are mild, seeing only 5.3 inches of snow and maintaining a January average of 39.0°F.
Prepare for a Long Hot Season
Summer heat safety is the priority here, as 45 days of extreme heat require reliable cooling and hydration. Gardening and farming plans must account for the high annual rainfall of nearly 50 inches.
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.