Brunswick, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brunswick, a city in Glynn County, Georgia.
Tonight
73°F
Partly Cloudy
Partly cloudy. Low around 73, with temperatures rising to around 75 overnight. Southeast wind 2 to 9 mph.
7-day forecast for Brunswick
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Partly Cloudy | 2 to 9 mph SE | 3% |
| Saturday | 91°F | Mostly Sunny | 2 to 8 mph NE | 9% |
| Saturday Night | 74°F | Partly Cloudy | 0 to 7 mph E | 11% |
| Sunday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 10 mph NE | 32% |
| Sunday Night | 74°F | Chance Showers And Thunderstorms | 0 to 7 mph E | 32% |
| Monday | 89°F | Showers And Thunderstorms Likely | 0 to 9 mph NE | 59% |
| Monday Night | 74°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 1 to 7 mph E | 59% |
| Tuesday | 87°F | Showers And Thunderstorms Likely | 2 to 10 mph NE | 68% |
| Tuesday Night | 74°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 to 9 mph NE | 68% |
| Wednesday | 86°F | Showers And Thunderstorms Likely | 6 to 16 mph NE | 60% |
| Wednesday Night | 73°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 60% |
| Thursday | 84°F | Chance Rain Showers then Chance Showers And Thunderstorms | 16 to 20 mph NE | 35% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms | 9 to 16 mph NE | 35% |
| Friday | 84°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 15 to 18 mph NE | 33% |
Forecast source: National Weather Service (api.weather.gov) for Brunswick (31.136, -81.467). Updated through the day.
Growing snapshot for Brunswick
Last spring frost
Feb 8
First fall frost
Dec 25
Growing season
314 days
Hardiness zone
9a
More local growing data for Brunswick: nearby ZIP 31520 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Brunswick, Ga (1.1 mi from Brunswick). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.