Mountain Park, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mountain Park, a community in Gwinnett County, Georgia.
Tonight
71°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then a slight chance of showers and thunderstorms between midnight and 2am. Partly cloudy, with a low around 71. Northeast wind 0 to 5 mph. Chance of precipitation is 40%.
7-day forecast for Mountain Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 38% |
| Sunday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 16% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 18% |
| Monday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 24% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph E | 59% |
| Tuesday | 87°F | Showers And Thunderstorms Likely | 5 mph E | 69% |
| Tuesday Night | 69°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph E | 69% |
| Wednesday | 82°F | Chance Rain Showers | 10 mph E | 43% |
| Wednesday Night | 65°F | Chance Rain Showers | 10 to 15 mph NE | 43% |
| Thursday | 79°F | Partly Sunny | 5 to 10 mph NE | 11% |
| Thursday Night | 62°F | Partly Cloudy | 5 mph NE | 11% |
| Friday | 81°F | Mostly Sunny | 5 mph N | 6% |
| Friday Night | 60°F | Mostly Clear | 5 mph N | 6% |
| Saturday | 80°F | Mostly Sunny | 5 mph NE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Mountain Park (33.847, -84.132). Updated through the day.
Growing snapshot for Mountain Park
Last spring frost
Mar 25
First fall frost
Nov 9
Growing season
228 days
Hardiness zone
8a
More local growing data for Mountain Park: nearby ZIP 30047 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Berkeley Lake
Buford
Dacula
Grayson
Lawrenceville
Lilburn
Norcross
Peachtree Corners
Rest Haven
Snellville
Sugar Hill
Suwanee
Climate data from the nearest NOAA station, Atlanta Peachtree Ap, Ga (10.9 mi from Mountain Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.