Heron Bay, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Heron Bay, a community in Henry County, Georgia.
Overnight
64°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
7-day forecast for Heron Bay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Chance Rain Showers | 5 to 10 mph SE | 35% |
| Wednesday | 74°F | Showers And Thunderstorms | 5 to 10 mph SE | 92% |
| Wednesday Night | 64°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 62% |
| Thursday | 77°F | Chance Rain Showers | 0 to 5 mph SW | 25% |
| Thursday Night | 57°F | Chance Rain Showers | 0 mph | 25% |
| Friday | 75°F | Chance Rain Showers then Mostly Sunny | 0 to 5 mph NW | 25% |
| Friday Night | 47°F | Mostly Clear | 5 mph NW | 1% |
| Saturday | 70°F | Sunny | 5 mph NW | 0% |
| Saturday Night | 40°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Sunday | 67°F | Mostly Sunny | 0 to 5 mph N | 1% |
| Sunday Night | 40°F | Mostly Clear | 0 to 5 mph NW | 1% |
| Monday | 68°F | Sunny | 0 to 5 mph N | 2% |
| Monday Night | 40°F | Mostly Clear | 0 mph | 3% |
| Tuesday | 70°F | Sunny | 0 to 5 mph NW | 5% |
Forecast source: National Weather Service (api.weather.gov) for Heron Bay (33.339, -84.192). Updated through the day.
Growing snapshot for Heron Bay
Last spring frost
Mar 31
First fall frost
Nov 6
Growing season
220 days
Hardiness zone
8a
More local growing data for Heron Bay: nearby ZIP 30248 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mcdonough 5 Ene, Ga (9.8 mi from Heron Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.