Siloam, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Siloam, a town in Greene County, Georgia.
Today
93°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 100. Northeast wind 0 to 5 mph. Chance of precipitation is 20%.
7-day forecast for Siloam
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 22% |
| Tonight | 70°F | Chance Showers And Thunderstorms | 0 mph | 28% |
| Sunday | 90°F | Mostly Sunny | 0 mph | 8% |
| Sunday Night | 69°F | Partly Cloudy | 0 mph | 12% |
| Monday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 21% |
| Monday Night | 69°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 mph | 56% |
| Tuesday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph NE | 64% |
| Tuesday Night | 68°F | Showers And Thunderstorms Likely | 0 to 5 mph NE | 64% |
| Wednesday | 80°F | Chance Rain Showers | 5 mph NE | 30% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NE | 26% |
| Thursday | 80°F | Mostly Sunny | 5 mph NE | 9% |
| Thursday Night | 62°F | Partly Cloudy | 0 to 5 mph NE | 9% |
| Friday | 80°F | Mostly Sunny | 5 mph NE | 6% |
| Friday Night | 61°F | Partly Cloudy | 0 mph | 6% |
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 Sep 19, 2026.