RV Winterization in South Carolina

In South Carolina, local rv deadlines run from Nov 1 to Dec 29, with a median around Nov 22 — a spread of weeks that a single statewide date would miss. Find your city below; each links to local freeze odds, a live 10-day outlook, and a checklist.

Motorhome parked on a snowy street in falling snow — drain and antifreeze the water system before the first hard freeze — South Carolina deadlines city by city — Photo: Arlind Photography / Unsplash

Jump to a city

Notable cities

Spartanburg — earliest deadline in the state
Charleston — latest deadline in the state
Columbia — near the state median

All South Carolina cities

City	Local deadline	Median first 28°F
Spartanburg	Nov 1	Nov 11	View →	Checklist
Rock Hill	Nov 8	Nov 18	View →	Checklist
Sumter	Nov 11	Nov 21	View →	Checklist
Greenville	Nov 12	Nov 22	View →	Checklist
Florence	Nov 17	Nov 27	View →	Checklist
Summerville	Nov 19	Nov 29	View →	Checklist
Columbia	Nov 22	Dec 2	View →	Checklist
North Charleston	Dec 5	Dec 15	View →	Checklist
Goose Creek	Dec 5	Dec 15	View →	Checklist
Mount Pleasant	Dec 6	Dec 16	View →	Checklist
Hilton Head Island	Dec 18	Dec 28	View →	Checklist
Charleston	Dec 29	Jan 8	View →	Checklist

Local rv winterization deadlines for South Carolina cities — built from each city’s own NOAA station, not one statewide date.

RV Winterization in South Carolina: related searches

South Carolina homeowners search for: RV winterization checklist, how to winterize a camper, and "rv winterization near me" — every city page below answers those with local NOAA dates.

RV winterization checklisthow to winterize a camperRV antifreeze how many gallonswater heater bypass RVblow out RV water linesnon-toxic RV antifreezeRV low point drainwinterize travel trailer

Back to the national RV Winterization guide, or see the methodology. You can also compare how the rv winterization window shifts in Rhode Island and South Dakota.

Data: NOAA NCEI 1991–2020 U.S. Climate Normals; live outlook by Open-Meteo. Last updated: July 25, 2026.