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Decks in Cottage Grove: July highs average about 89°F; about 53 inches of rain fall a year.
In Henry County, July highs average about 89°F and January lows about 28°F, with roughly 53 inches of rain a year.
Over the last 10 years the National Weather Service recorded damaging thunderstorm winds, hailstorms and flash floods in Henry 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 Henry County was built around 1976, about 50 years ago, and 56% were built before 1980. Homes that age often need updated wiring, plumbing and roofs.
Henry County has had 17 federal disaster declarations in the last 25 years, most often for severe storms; the latest was Severe Winter Storm (2026).
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Composite costs more up front and needs almost no care; pressure-treated wood is cheaper but needs sealing.
Once a year — loose boards, soft spots and wobbly railings are safety issues.
These are Henry County figures — more about homes in Paris.
Puryear · Paris · Henry · Gleason · Dresden · McKenzie · Martin · Sharon