Average Rainfall for South Carolina in September





The tables below give monthly averages for rainfall during September at cities, towns and parks in South Carolina.

Each place has a total for the amount of precipitation it usually receives this month. Most sites also have information on the number of days with wet weather. That includes the days when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The rainfall totals are averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center.

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

Coast & Lowcountry

Average monthly precipitation in September
Days Place Inches Milli­metres
9 Beaufort 4.7 120
8 Brookgreen Gardens 6.8 174
10 Charleston 6.1 155
8 Edisto Island 5.4 136
8 Georgetown 5.7 146
10 Hilton Head Island 5.8 148
11 McClellanville 6.0 151
Myrtle Beach 6.1 154
8 Lake Moultrie (Pinopolis Dam) 4.9 123
8 Sullivan's Island 5.6 143

Midlands

September averages for total rainfall
Days Place Inches Milli­metres
8 Clarks Hill 3.4 85
7 Columbia 3.6 91
8 Florence 3.7 93
8 Orangeburg 3.7 94
8 Sumter 3.9 98

Upstate South Carolina

Average amount of rain in September
Days Place Inches Milli­metres
6 Anderson 3.9 98
10 Caesars Head State Park 5.9 150
7 Calhoun Falls 3.1 78
8 Greer 3.4 87
Longcreek 4.9 125
7 Ninety Nine Islands Reservoir 3.7 93
7 Spartanburg 3.5 88
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

South Carolina Precipitation
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