Sugar Hill, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sugar Hill, a city in Gwinnett County, Georgia.
This Afternoon
73°F
Partly Sunny
Partly sunny, with a high near 73. East wind 10 to 15 mph, with gusts as high as 25 mph.
7-day forecast for Sugar Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Partly Sunny | 10 to 15 mph E | 2% |
| Tonight | 62°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 to 15 mph E | 27% |
| Wednesday | 70°F | Showers And Thunderstorms | 5 to 10 mph SE | 89% |
| Wednesday Night | 63°F | Showers And Thunderstorms | 0 to 5 mph S | 80% |
| Thursday | 75°F | Chance Rain Showers | 0 to 5 mph SW | 43% |
| Thursday Night | 57°F | Chance Rain Showers | 0 mph | 43% |
| Friday | 73°F | Chance Rain Showers | 0 to 10 mph W | 40% |
| Friday Night | 48°F | Slight Chance Rain Showers then Mostly Clear | 5 mph NW | 16% |
| Saturday | 69°F | Sunny | 5 mph NW | 1% |
| Saturday Night | 45°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Sunday | 66°F | Mostly Sunny | 0 to 5 mph NW | 6% |
| Sunday Night | 43°F | Mostly Clear | 5 mph NW | 8% |
| Monday | 65°F | Sunny | 5 to 10 mph NW | 5% |
| Monday Night | 42°F | Mostly Clear | 5 to 10 mph NW | 1% |
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 Nov 3, 2026.