Greene County, North Carolina · Snow Hill
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Pipes freeze in Greene County on about 4 nights a year, mostly January. Older homes, 19% of the stock here, are most at risk.
September brings the most downpours to Greene County, part of 12.5 heavy-rain days a year. Check the sump first.
19% of homes here predate 1960, when clay and cast iron sewer laterals were standard. Roots and cracks in those lines are a common cause of backups.
Greene County's wettest day in the 2015–2024 record brought 8.85 inches, and about 46 freeze-thaw days a year mean ice dams in some winters.
17% of occupied homes in Greene County heat mainly with wood or propane, above the North Carolina county median of 11.7%.
About 100 nights a year here stay at 65°F or warmer, so basements and crawl spaces can grow mold even without a leak.
Local risk profile
With 7,939 homes and around 20,486 residents, Greene County is 267 square miles of eastern North Carolina. Snow Hill is the county seat; Maury, Hookerton and Walstonburg are the next largest communities. Half the homes here were built before 1984, half after.
54/100 Water Damage Risk Index: Elevated Greene County ranks 44 of 100 North Carolina counties. See the statewide ranking and method.The three factors where Greene County ranks highest compared with other North Carolina counties.
Pipe-freeze risk in Greene County sits near the middle of the state. It averaged 48 freezing nights a year over 2015–2024, 4 of them at 20°F or colder, cold enough for pipes in outside walls and crawl spaces to freeze. Among 100 North Carolina counties that's 58th.
On January 7, 2018 the low fell to about 5°F, and in the stretch ending February 2015 the county went 3 days in a row below freezing. Leaks from split pipes typically appear the day the thaw arrives.
The freeze season here runs January, with January the coldest. If you travel then, leave the thermostat at 55°F or above and open sink cabinets on outside walls.
Freezing nights typically start around Nov 17 and end around Mar 21.
Rainfall is about average for North Carolina. About 12.5 days a year bring an inch or more (35th of 100), most often in September, out of 54.3 inches of total precipitation. On October 9, 2016, 8.85 inches fell in a single day. The worst three-day stretch dropped 10.16 inches, ending October 9, 2016, the kind of soaking that overwhelms sump pumps and storm sewers.
The temperature crosses 32°F in both directions on roughly 46 days a year. Each cycle melts and refreezes water at roof edges and in foundation cracks, which is how ice dams and basement seepage get started.
Housing
North Carolina's 100 counties range widely in housing age; Greene ranks 39th, with 44% of its homes built before 1980.
The mix runs from 19% built before 1960 to 26% built since 2000, so older neighborhoods bring aging pipe while newer subdivisions bring failed appliance lines and water heaters.
The 1980s and 1990s account for 30% of the county's homes. If yours is from those decades, look under the sinks and at the water heater for gray plastic pipe stamped PB, which is polybutylene and leak-prone.
Here 37% 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.
Renters occupy 34% of homes. If you rent, the building is usually the landlord's to repair, but your belongings are only covered by renters insurance.
Beyond water
Summer nights that don't drop below 65°F, a good marker of humid air, come about 100 times a year here, above the North Carolina county median of 88.5. 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 Greene County it's 6% utility gas, 74% electric, 17% propane and under 1% wood. Propane heat is above the North Carolina norm. Annual chimney and vent inspection, which the NFPA recommends, is one of the most effective fire-prevention habits for these homes.
Fire and smoke cleanup: first stepsCoverage
Calls connect to restoration companies that work across Greene County. The largest communities by population:
Population from ACS 2020-2024 5-year estimates. Townships and unincorporated areas are covered too.
Nearby
Wilson gets more pipe-freeze nights than Greene. It also has the most heavy-rain days in its area. Lenoir County has the oldest housing nearby, with 54% of homes built before 1980.
By the numbers
| Factor | Greene | North Carolina median | Rank |
|---|---|---|---|
| Homes built before 1960 | 19% | 18% | 41 of 100 |
| Homes built before 1980 | 44% | 41% | 39 of 100 |
| Homes built 2000 or later | 26% | 26% | 55 of 100 |
| Manufactured or mobile homes | 37% | 17% | 4 of 100 |
| Vacant homes | 13% | 13% | 53 of 100 |
| Wood or propane heat | 17% | 12% | 33 of 100 |
| Nights at 20°F or colder | 4/yr | 5/yr | 58 of 100 |
| Days with 1 inch+ of rain | 13/yr | 12/yr | 35 of 100 |
| Freeze-thaw days | 46/yr | 57/yr | 65 of 100 |
| Muggy nights (65°F+) | 100/yr | 89/yr | 31 of 100 |
Rank 1 is the highest value. Bars run from the lowest to the highest North Carolina county; the tick marks the median; orange means higher water damage risk than the median, green means lower.
Questions
Peak risk months in Greene County: freezing from January, heavy rain in April, July and September.
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