Orangeburg County Climate
Orangeburg County, South Carolina
Avg Annual Temp
65.3°F
Annual Precip
47.1"
Annual Snowfall
0.1"
Extreme Heat Days
80
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Orangeburg County Weather
Consistently Warm and Humid
Orangeburg County averages 65.3°F annually, making it significantly warmer than the national median of 54°F. The climate is characterized by heavy humidity and long, oppressive summers typical of the Deep South. Annual precipitation is 47.1 inches, aligning closely with national averages for the Eastern Seaboard.
One of the State's Hot Spots
With an annual average of 65.3°F, Orangeburg is notably warmer than the South Carolina state average of 62.8°F. The county receives 47.1 inches of rain, which is slightly less than the statewide average of 48.9 inches. It represents the warmer, drier side of the state's coastal plain transition.
Hotter Than Columbia and Sumter
Orangeburg is warmer than its northern neighbor Richland, which averages 63.9°F, and its eastern neighbor Sumter at 63.2°F. It experiences more extreme heat than most surrounding counties in the Midlands. This makes it one of the most thermally intense regions in the central part of the state.
Sizzling Summers and Nonexistent Snow
Summer dominates the calendar with 80 days of temperatures at or above 90°F and a July average of 82.1°F. Snow is nearly unheard of, averaging just 0.1 inches per year. Winter is remarkably mild, with a December-to-February average of 49.5°F.
Invest in Cooling and Hydration
Reliable air conditioning is a necessity, not a luxury, to handle the 80 days of extreme heat. Residents can largely ignore snow prep, but they should plan for high water bills to maintain landscaping during hot, 47.1-inch rain years. Outdoor activities are best scheduled for the mild 47.7°F January mornings.
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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.