Sugar Hill, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sugar Hill, a city in Gwinnett County, Georgia.
Today
84°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 10am and 4pm, then showers and thunderstorms likely. Partly sunny, with a high near 84. East wind around 5 mph. Chance of precipitation is 60%.
7-day forecast for Sugar Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Chance Showers And Thunderstorms | 5 mph E | 59% |
| Tonight | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 49% |
| Wednesday | 85°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 70% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 5 mph SE | 63% |
| Thursday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 73% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 mph | 73% |
| Friday | 87°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 49% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 49% |
| Saturday | 88°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 51% |
| Monday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NW | 42% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 42% |
Forecast source: National Weather Service (api.weather.gov) for Sugar Hill (34.086, -84.034). Updated through the day.
Growing snapshot for Sugar Hill
Last spring frost
Apr 4
First fall frost
Nov 4
Growing season
214 days
Hardiness zone
8a
More local growing data for Sugar Hill: nearby ZIP 30518 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Berkeley Lake
Buford
Dacula
Grayson
Lawrenceville
Lilburn
Mountain Park
Norcross
Peachtree Corners
Rest Haven
Snellville
Suwanee
Climate data from the nearest NOAA station, Cumming 2N, Ga (8.9 mi from Sugar Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.