Norcross, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Norcross, a city in Gwinnett County, Georgia.
Tonight
72°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. Northwest wind around 0 mph. Chance of precipitation is 20%.
7-day forecast for Norcross
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 17% |
| 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 | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 31% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 31% |
| 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 | 82°F | Chance Showers And Thunderstorms | 10 mph NE | 34% |
| Wednesday Night | 64°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 34% |
| Thursday | 81°F | Mostly Sunny | 10 mph N | 7% |
| Thursday Night | 62°F | Partly Cloudy | 5 to 10 mph N | 7% |
| Friday | 81°F | Mostly Sunny | 5 mph N | 7% |
Forecast source: National Weather Service (api.weather.gov) for Norcross (33.937, -84.206). Updated through the day.
Growing snapshot for Norcross
Last spring frost
Mar 25
First fall frost
Nov 9
Growing season
228 days
Hardiness zone
8a
More local growing data for Norcross: nearby ZIP 30071 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Berkeley Lake
Buford
Dacula
Grayson
Lawrenceville
Lilburn
Mountain Park
Peachtree Corners
Rest Haven
Snellville
Sugar Hill
Suwanee
Climate data from the nearest NOAA station, Atlanta Peachtree Ap, Ga (7.1 mi from Norcross). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.