Mountain Park, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mountain Park, a community in Gwinnett County, Georgia.
Today
94°F
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 94. Heat index values as high as 100. Northeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Mountain Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 22% |
| Tonight | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 32% |
| Sunday | 91°F | Mostly Sunny | 0 to 5 mph E | 6% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 20% |
| Monday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 30% |
| Monday Night | 70°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 mph | 61% |
| Tuesday | 86°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 66% |
| Tuesday Night | 68°F | Showers And Thunderstorms Likely | 5 to 10 mph E | 66% |
| Wednesday | 80°F | Chance Rain Showers | 10 mph NE | 37% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 10 to 15 mph NE | 28% |
| Thursday | 79°F | Mostly Sunny | 5 to 10 mph NE | 12% |
| Thursday Night | 62°F | Partly Cloudy | 5 mph NE | 12% |
| Friday | 80°F | Mostly Sunny | 5 mph NE | 8% |
| Friday Night | 61°F | Partly Cloudy | 5 mph NE | 8% |
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 19, 2026.