4 cities and communities

Gutter cleaning, repair and new gutters in Henry County

Metro Atlanta weather, Henry County edition: 51 inches of rain in an average year and 16 days with an inch or more. Winter (December to February) is the wettest stretch (14.4 in). A modest 1,000-square-foot roof here sends 31,700 gallons a year down its downspouts.

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Henry County: rain and roofs

NOAA station USC00095666, 7 mi

51.1″

Henry County: yearly rain

MCDONOUGH 5 ENE station

16.1

Inch-plus rain days

per year

31,700

Roof runoff, Henry County

gallons per 1,000 sq ft a year

7.92″/hr

Design burst

5 min, 10-year (Atlas 14)

Nov 6

Frost arrives

median first fall frost

2000

Typical house built

median, Census ACS

11%

Pre-1980 houses

Census ACS

Winter14.4 in

Spring12.6 in

Summer13.3 in

Fall10.8 in

Bars to one scale; the longest is winter (December to February).

Cities and communities in Henry County

Place	Rain, in	Days ≥ 1 in	First frost	Median year built
Stockbridge	52.9	15.1	11/12	1998
McDonough	51.1	16.1	11/06	2006
Locust Grove	51.1	16.1	11/06	2004
Hampton	54.2	13.9	11/13	2004

NOAA 1991–2020 normals by nearest station; ACS 2020–2024. Places of 5,000 people or more.

Stormwater in Henry County

Streets, drains and runoff in the unincorporated parts of Henry County are the county’s; in Stockbridge, McDonough, Locust Grove, Hampton, the city’s. Ask the county or the city before running a downspout into a street, a ditch or a neighbor’s yard.

When to clean gutters here

Median frost dates for Henry County: first in fall about November 6, last in spring about March 31 (NOAA). Fall cleanout after the frost, spring cleanout after the pollen: two visits cover most Atlanta yards with trees.

Gutter size for the county’s downpours

Atlanta thunderstorms are the real test. For Henry County, NOAA Atlas 14 puts the ten-year, five-minute burst at 7.92 inches an hour. Using the Copper Development Association rule, that means roughly 910 sq ft of roof per 2×3 downspout, or 1,820 sq ft per 3×4.

The houses

About 84,498 households live in Henry County; half the homes were built by 2000, and 11% before 1980 (ACS 2020–2024).