Bamberg County, South Carolina · Bamberg
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Bamberg County averages 2 nights a year at 20°F or colder, mostly January, and 25% of its homes predate 1960.
July brings the most downpours to Bamberg County, part of 12.4 heavy-rain days a year. Check the sump first.
Backups often follow heavy rain, which Bamberg County gets about 12.4 days a year, when storm water overloads sewer mains and pushes up through the lowest drain in the house.
In Bamberg County, 7.43 inches fell on the wettest day of the 2015–2024 record. Storms like that, and ice dams in snowy winters, cause most roof leaks.
11% of occupied homes in Bamberg County heat mainly with wood or propane, above the South Carolina county median of 5.1%.
Muggy summer nights, lows of 65°F or more, come about 117 times a year in Bamberg County. Mold after a leak spreads fastest from June through August.
Local risk profile
About 13,042 people live in Bamberg County, 393 square miles in southern South Carolina, in roughly 6,581 homes. The county seat is Bamberg, and Denmark, Ehrhardt and Olar round out the largest towns. Half the homes here were built before 1978, half after.
63/100 Water Damage Risk Index: Elevated Bamberg County ranks 4 of 46 South Carolina counties. See the statewide ranking and method.The three factors where Bamberg County ranks highest compared with other South Carolina counties.
Pipe-freeze risk in Bamberg County sits near the middle of the state. From 2015–2024 it averaged 2 nights a year at 20°F or colder, the range where pipes in exterior walls, crawl spaces and unheated garages freeze, and 31 nights at or below 32°F. That ranks 20th of 46 counties.
Most freezing nights fall from January, peaking in January. Disconnect garden hoses and shut off outdoor spigots before the first hard frost, and keep the heat at 55°F or higher if you'll be away.
Freezing nights typically start around Nov 18 and end around Mar 12.
Rainfall is about average for South Carolina. The county gets about 52.9 inches of rain and melted snow a year, with 12.4 days of an inch or more (19th of 46). Those downpours cluster in April, June and July, when sump pumps and gutters are tested hardest. The wettest day on record brought 7.43 inches on August 31, 2023. The worst three-day stretch dropped 9.76 inches, ending August 8, 2024, the kind of soaking that overwhelms sump pumps and storm sewers.
Freeze-thaw days, below freezing overnight and above it by afternoon, come about 31 times a year here. They're the main driver of ice dams and of water working its way through foundation cracks in late winter.
Housing
Roughly 53% of the county's housing was built before 1980. That puts Bamberg among the oldest housing stocks of South Carolina's 46 counties.
In Bamberg County 25% of homes are older than 1960. If yours is one of them and the plumbing has never been replaced, expect galvanized steel supply pipe and cast iron drain lines, the two materials most likely to fail quietly.
32% date from 1980 to 1999, the window when polybutylene, a gray flexible plastic supply pipe, was used in some homes. It's prone to leaks at the fittings, so it's worth checking for in a house from those years.
Here 22% of housing is manufactured homes. Check the skirting and the heat tape on the main water line every fall, because that one exposed line is what freezes.
29% of homes were vacant at survey time. A leak in an empty rental or seasonal house can run for days before anyone notices, which is why those losses tend to be larger.
Beyond water
Bamberg County averages 117 warm, muggy nights a year (lows of 65°F or more) and gets the most rain in August. Keep indoor humidity under 60%, as the EPA advises, and dry any leak within 24 to 48 hours; in a humid month a wet basement left alone won't dry by itself.
Mold remediation: what to expectHeating fuel matters for fire risk. In Bamberg County it's 12% utility gas, 74% electric, 10% propane and under 1% wood. Propane heat is more common here than the state median. Have chimneys swept and fuel-burning appliances serviced each fall, and keep three feet clear around stoves and space heaters.
Fire and smoke cleanup: first stepsCoverage
Calls connect to restoration companies that work across Bamberg County. The largest communities by population:
Population from ACS 2020-2024 5-year estimates. Townships and unincorporated areas are covered too.
Nearby
Bamberg gets more pipe-freeze nights than any of its neighbors. Allendale County has the oldest housing nearby, with 55% of homes built before 1980.
By the numbers
| Factor | Bamberg | South Carolina median | Rank |
|---|---|---|---|
| Homes built before 1960 | 25% | 15% | 4 of 46 |
| Homes built before 1980 | 53% | 40% | 5 of 46 |
| Homes built 2000 or later | 15% | 25% | 42 of 46 |
| Manufactured or mobile homes | 22% | 22% | 23 of 46 |
| Vacant homes | 29% | 16% | 1 of 46 |
| Wood or propane heat | 11% | 5.1% | 8 of 46 |
| Nights at 20°F or colder | 2/yr | 2/yr | 20 of 46 |
| Days with 1 inch+ of rain | 12/yr | 12/yr | 19 of 46 |
| Freeze-thaw days | 31/yr | 35/yr | 29 of 46 |
| Muggy nights (65°F+) | 117/yr | 114/yr | 16 of 46 |
Rank 1 is the highest value. Bars run from the lowest to the highest South Carolina county; the tick marks the median; orange means higher water damage risk than the median, green means lower.
Questions
Peak risk months in Bamberg County: freezing from January, heavy rain in April, June and July.
Sources: U.S. Census Bureau, ACS 2024 5-year estimates (2020-2024); weather from NOAA nClimGrid-Daily county averages (EpiNOAA), 2015–2024, averaged across the county; county boundaries from Census TIGER. Reviewed 2026-10-21. Methodology