Porterdale, GA Weather & Growing Conditions
Today
88°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly sunny. High near 88, with temperatures falling to around 84 in the afternoon. South wind around 0 mph. Chance of precipitation is 70%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Showers And Thunderstorms Likely | 0 mph | 70% |
| Tonight | 69°F | Chance Showers And Thunderstorms | 0 mph | 50% |
| Wednesday | 89°F | Slight Chance Rain Showers then Showers And Thunderstorms Likely | 0 to 5 mph SE | 68% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 37% |
| Thursday | 91°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 mph | 61% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 61% |
| Friday | 90°F | Chance Showers And Thunderstorms | 0 mph | 32% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 32% |
| Saturday | 91°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 mph | 34% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 34% |
| Sunday | 91°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 mph | 43% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 43% |
| Monday | 91°F | Chance Showers And Thunderstorms | 0 mph | 38% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 38% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Porterdale, GA
Last spring frost
Mar 31
First fall frost
Nov 6
Growing season
220 days
Hardiness zone
8a
Explore more for Porterdale, GA: full frost dates · planting calendar · Georgia frost dates
Climate data from the nearest NOAA station, Mcdonough 5 Ene, Ga (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.