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Insulation in Lowell: July highs average about 89°F; January lows average about 30°F; the typical home was built around 1981 (48% before 1980).
In Gaston County, July highs average about 89°F and January lows about 30°F, with roughly 46 inches of rain a year.
Over the last 10 years the National Weather Service recorded damaging thunderstorm winds, hailstorms and tornadoes in Gaston County, with hail up to 2 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.
The typical home in Gaston County was built around 1981, about 45 years ago, and 48% were built before 1980. Homes that age often need updated wiring, plumbing and roofs.
Gaston County has had 13 federal disaster declarations in the last 25 years, most often for hurricanes; the latest was Severe Winter Storm (2026).
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Uneven rooms, high bills and an attic you can see the joists in are the signs; older homes often have far too little.
Attic insulation and air-sealing usually pay back fastest.
These are Gaston County figures — more about homes in Gastonia.
McAdenville · Ranlo · Spencer Mountain · Cramerton · Gastonia · Belmont · Dallas · Stanley