Average Precipitation for South Carolina in December





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

Each place has a total for the amount of precipitation it usually receives this month. There is also a count of the number of days with wet weather, when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

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

Coast & Lowcountry

Average monthly precipitation in December
Days Place Inches Milli­metres
10 Beaufort 3.2 81
8 Brookgreen Gardens 4.6 117
9 Charleston 3.4 85
10 Edisto Island 3.9 98
11 McClellanville 4.0 101
10 Moncks Corner 3.9 100
10 North Myrtle Beach 3.1 79

Midlands

December averages for total rainfall plus snowfall
Days Place Inches Milli­metres
9 Columbia 3.7 94
9 Florence 3.5 88
10 Orangeburg 3.8 96
11 Sumter 3.8 97

Upstate South Carolina

Average amount of rain and snow in December
Days Place Inches Milli­metres
10 Anderson 5.0 127
10 Caesars Head State Park 7.1 180
10 Calhoun Falls 4.7 120
10 Gaffney 4.2 107
10 Greenville 4.3 109
11 Greenwood 4.0 103
10 Greer 4.6 116
11 Longcreek 6.2 157
10 Ninety Nine Islands Reservoir 4.0 102
9 Spartanburg 4.7 119
Reference

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

South Carolina Precipitation
Back to Top