Lilburn, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lilburn, a city in Gwinnett County, Georgia.
Today
86°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 10am and 2pm, then showers and thunderstorms likely. Partly sunny. High near 86, with temperatures falling to around 82 in the afternoon. East wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Lilburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 62% |
| Tonight | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 52% |
| Wednesday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 70% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 51% |
| Thursday | 89°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 68% |
| Thursday Night | 71°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 mph | 68% |
| Friday | 89°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 41% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 41% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Sunday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 mph | 49% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 49% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 40% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 40% |
Forecast source: National Weather Service (api.weather.gov) for Lilburn (33.891, -84.137). Updated through the day.
Growing snapshot for Lilburn
Last spring frost
Mar 25
First fall frost
Nov 9
Growing season
228 days
Hardiness zone
8a
More local growing data for Lilburn: nearby ZIP 30047 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Berkeley Lake
Buford
Dacula
Grayson
Lawrenceville
Mountain Park
Norcross
Peachtree Corners
Rest Haven
Snellville
Sugar Hill
Suwanee
Climate data from the nearest NOAA station, Atlanta Peachtree Ap, Ga (10.9 mi from Lilburn). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.