Siloam, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Siloam, a town in Greene County, Georgia.
Today
77°F
Chance Showers And Thunderstorms
A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Cloudy. High near 77, with temperatures falling to around 73 in the afternoon. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Siloam
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 51% |
| Tonight | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 5 mph S | 76% |
| Thursday | 78°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 20% |
| Thursday Night | 60°F | Chance Showers And Thunderstorms | 0 mph | 41% |
| Friday | 77°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 41% |
| Friday Night | 49°F | Mostly Clear | 5 mph NW | 2% |
| Saturday | 73°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 43°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 69°F | Mostly Sunny | 0 mph | 2% |
| Sunday Night | 41°F | Mostly Clear | 0 mph | 2% |
| Monday | 69°F | Sunny | 0 mph | 2% |
| Monday Night | 41°F | Mostly Clear | 0 mph | 2% |
| Tuesday | 70°F | Sunny | 0 to 5 mph W | 5% |
| Tuesday Night | 43°F | Mostly Clear | 0 mph | 5% |
Forecast source: National Weather Service (api.weather.gov) for Siloam (33.541, -83.085). Updated through the day.
Growing snapshot for Siloam
Last spring frost
Mar 27
First fall frost
Nov 8
Growing season
226 days
Hardiness zone
8b
More local growing data for Siloam: nearby ZIP 30665 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Siloam 3N, Ga (1.8 mi from Siloam). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.