Harrison, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrison, a town in Washington County, Georgia.
Tonight
70°F
Mostly Clear
Mostly clear, with a low around 70. Southwest wind around 0 mph.
7-day forecast for Harrison
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Mostly Clear | 0 mph | 4% |
| Saturday | 95°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NW | 38% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 41% |
| Sunday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 42% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 42% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 45% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Tuesday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph NE | 47% |
| Tuesday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 47% |
| Wednesday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 10 mph NE | 27% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NE | 27% |
| Thursday | 85°F | Mostly Sunny | 5 to 10 mph NE | 9% |
| Thursday Night | 64°F | Partly Cloudy | 0 to 5 mph NE | 9% |
| Friday | 85°F | Mostly Sunny | 5 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Harrison (32.826, -82.726). Updated through the day.
Growing snapshot for Harrison
Last spring frost
Mar 19
First fall frost
Nov 13
Growing season
241 days
Hardiness zone
8b
More local growing data for Harrison: nearby ZIP 31035 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sandersville, Ga (10 mi from Harrison). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.