Harrison, GA Weather & Growing Conditions
Today
90°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Heat index values as high as 98. Southwest wind around 0 mph. Chance of precipitation is 50%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 50% |
| Tonight | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 40% |
| Wednesday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 34% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 46% |
| Thursday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 39% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 44% |
| Friday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 25% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 25% |
| Saturday | 92°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 mph | 29% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 29% |
| Sunday | 92°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 mph | 40% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 40% |
| Monday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 33% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harrison, GA
Last spring frost
Mar 19
First fall frost
Nov 13
Growing season
241 days
Hardiness zone
8b
Explore more for Harrison, GA: full frost dates · planting calendar · Georgia frost dates
Climate data from the nearest NOAA station, Sandersville, Ga (10 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.