Buchanan, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Buchanan, a city in Haralson County, Georgia.
Today
94°F
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 94. Heat index values as high as 100. Northeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Buchanan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 20% |
| Tonight | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 26% |
| Sunday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 15% |
| Monday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 24% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 0 mph | 54% |
| Tuesday | 88°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 64% |
| Tuesday Night | 66°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph E | 64% |
| Wednesday | 82°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph E | 49% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph E | 49% |
| Thursday | 81°F | Mostly Sunny | 5 mph NE | 14% |
| Thursday Night | 60°F | Partly Cloudy | 0 to 5 mph NE | 14% |
| Friday | 81°F | Mostly Sunny | 5 mph N | 11% |
| Friday Night | 59°F | Partly Cloudy | 5 mph NE | 11% |
Forecast source: National Weather Service (api.weather.gov) for Buchanan (33.801, -85.180). Updated through the day.
Growing snapshot for Buchanan
Last spring frost
Mar 30
First fall frost
Nov 4
Growing season
219 days
Hardiness zone
8a
More local growing data for Buchanan: nearby ZIP 30113 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Cedartown, Ga (14.5 mi from Buchanan). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.