Hamilton, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hamilton, a city in Harris County, Georgia.
Today
88°F
Chance Showers And Thunderstorms
Patchy fog before 9am, then a chance of showers and thunderstorms. Mostly sunny. High near 88, with temperatures falling to around 84 in the afternoon. West wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Hamilton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 54% |
| Tonight | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 35% |
| Wednesday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 54% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 26% |
| Thursday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 34% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 34% |
| Friday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SE | 29% |
| Friday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 29% |
| Saturday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 30% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 30% |
| Sunday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 47% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 47% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 39% |
| Monday Night | 73°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 39% |
Forecast source: National Weather Service (api.weather.gov) for Hamilton (32.765, -84.875). Updated through the day.
Growing snapshot for Hamilton
Last spring frost
Mar 21
First fall frost
Nov 18
Growing season
243 days
Hardiness zone
8b
More local growing data for Hamilton: nearby ZIP 31811 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mulberry Grove, Ga (12 mi from Hamilton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.