Average Temperatures for South Carolina in September

Average temperatures for September at cities, towns, parks and lakes throughout South Carolina are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Coast & Lowcountry, Midlands and Upstate.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Coast & Lowcountry

Average daily temperatures in September
High °F Low °F Place High °C Low °C
86 70 Beaufort 30 21
83 66 Brookgreen Gardens 28 19
85 68 Charleston 30 20
85 68 Edisto Island 29 20
86 67 Georgetown 30 20
83 68 McClellanville 29 20
86 67 Moncks Corner 30 20
83 68 North Myrtle Beach 28 20
86 68 Sullivan's Island 30 20

Midlands

September temperature averages
High °F Low °F Place High °C Low °C
86 65 Clarks Hill 30 18
86 65 Columbia 30 19
85 66 Florence 30 19
87 66 Orangeburg 31 19
83 63 Sumter 29 17

Upstate South Carolina

Average September temperatures
High °F Low °F Place High °C Low °C
84 64 Anderson 29 18
71 58 Caesars Head State Park 22 14
84 63 Calhoun Falls 29 17
84 65 Greenville 29 18
83 62 Greenwood 28 16
83 62 Greer 28 17
79 58 Longcreek 26 15
81 58 Ninety Nine Islands Reservoir 27 15
83 62 Spartanburg 29 16
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

South Carolina Temperatures
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