Anderson County Climate
Anderson County, South Carolina
Avg Annual Temp
61.3°F
Annual Precip
48.6"
Annual Snowfall
0.9"
Extreme Heat Days
55.73333333333333
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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.
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.