Anderson County Climate
Anderson County, South Carolina
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
61.3°F
Annual Precip
48.6"
Annual Snowfall
0.9"
Extreme Heat Days
56
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8a
Minimum winter temperature range for plant survival
4,955
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Anderson County
Climate Verdict
Anderson County has a warm, averaging 61.3°F year-round, moderately wet with 48.6 inches of annual precipitation, occasional hot days — 55.73333333333333 per year above 90°F, light snow averaging 0.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 42.2°F. summers are warm — July averages 79.8°F. The 38°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
Anderson County closely matches the South Carolina statewide average temperature of 62.8°F.
Climate Profile
About Anderson County Weather
A mild climate above national averages
Anderson averages 61.3°F, placing it roughly eight degrees above the national median temperature. The humid subtropical climate brings 48.6 inches of rain per year to the Upstate.
One of the state's cooler counties
At 61.3°F, Anderson is one of South Carolina's cooler counties compared to the 62.8°F state average. Its location provides a slight reprieve from the peak heat found further south.
Cooler than its southern neighbors
Anderson is cooler than neighbor Abbeville at 62.1°F and significantly milder than Aiken at 64.1°F. It offers a more temperate environment than the central Savannah River region.
Occasional snow and warm summers
Summers are warm with a July average of 79.8°F and 56 days hitting 90°F or higher. Winter temperatures average 44.2°F, occasionally bringing 0.9 inches of annual snow.
Manage both heat and winter freezes
Residents should prepare for two months of extreme heat while maintaining systems for freezing winter nights. A light snow shovel is rarely needed but useful for the occasional dusting.
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.