Duluth, GA Weather & Growing Conditions
This Afternoon
96°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Sunny, with a high near 96. Heat index values as high as 101. North wind around 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Slight Chance Showers And Thunderstorms | 5 mph N | 17% |
| Tonight | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 26% |
| Saturday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 33% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 5 mph E | 51% |
| Sunday | 90°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 32% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 32% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph N | 49% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 49% |
| Tuesday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 62% |
| Tuesday Night | 68°F | Showers And Thunderstorms Likely | 5 to 10 mph E | 62% |
| Wednesday | 81°F | Chance Showers And Thunderstorms | 10 mph NE | 34% |
| Wednesday Night | 64°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 34% |
| Thursday | 80°F | Mostly Sunny | 10 mph NE | 7% |
| Thursday Night | 62°F | Partly Cloudy | 5 to 10 mph N | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Duluth, GA
Last spring frost
Mar 25
First fall frost
Nov 9
Growing season
228 days
Hardiness zone
8a
Explore more for Duluth, GA: full frost dates · planting calendar · Georgia frost dates
Climate data from the nearest NOAA station, Atlanta Peachtree Ap, Ga (11.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.