Duluth, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Duluth, a city in Fulton County, Georgia.
Today
86°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 10am and 2pm, then showers and thunderstorms likely. Mostly sunny, with a high near 86. East wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Duluth
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 58% |
| Tonight | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 50% |
| Wednesday | 86°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 71% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph SE | 59% |
| Thursday | 88°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 71% |
| Thursday Night | 71°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph SE | 71% |
| Friday | 89°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 45% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 45% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 0 mph | 49% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 49% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 41% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 41% |
Forecast source: National Weather Service (api.weather.gov) for Duluth (34.002, -84.150). Updated through the day.
Growing snapshot for Duluth
Last spring frost
Mar 25
First fall frost
Nov 9
Growing season
228 days
Hardiness zone
8a
More local growing data for Duluth: nearby ZIP 30097 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Alpharetta
Atlanta
Chattahoochee Hills
College Park
East Point
Fairburn
Hapeville
Johns Creek
Milton
Mountain Park
Palmetto
Roswell
Sandy Springs
South Fulton
Union City
Climate data from the nearest NOAA station, Atlanta Peachtree Ap, Ga (13.8 mi from Duluth). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.