Powder Springs, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Powder Springs, a city in Cobb County, Georgia.
Today
88°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 10am and 2pm, then showers and thunderstorms likely. Mostly sunny. High near 88, with temperatures falling to around 83 in the afternoon. Southeast wind 0 to 5 mph. Chance of precipitation is 60%.
7-day forecast for Powder Springs
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 60% |
| Tonight | 68°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph E | 56% |
| Wednesday | 88°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 72% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 50% |
| Thursday | 90°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 64% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 64% |
| Friday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 36% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 36% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 45% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 45% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 44% |
| Monday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 44% |
Forecast source: National Weather Service (api.weather.gov) for Powder Springs (33.864, -84.682). Updated through the day.
Growing snapshot for Powder Springs
Last spring frost
Mar 27
First fall frost
Nov 7
Growing season
225 days
Hardiness zone
8a
More local growing data for Powder Springs: nearby ZIP 30127 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mableton 1 N, Ga (7.1 mi from Powder Springs). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.