Brunswick, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Brunswick, a city in Glynn County, Georgia.
Today
83°F
Mostly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Mostly cloudy. High near 83, with temperatures falling to around 75 in the afternoon. Southeast wind around 12 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
7-day forecast for Brunswick
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 12 mph SE | 15% |
| Tonight | 66°F | Slight Chance Showers And Thunderstorms then Patchy Fog | 0 to 8 mph SE | 16% |
| Thursday | 82°F | Patchy Fog then Mostly Sunny | 0 to 7 mph SE | 10% |
| Thursday Night | 65°F | Partly Cloudy | 3 mph S | 9% |
| Friday | 83°F | Partly Sunny then Slight Chance Rain Showers | 2 to 7 mph SW | 23% |
| Friday Night | 58°F | Slight Chance Rain Showers then Partly Cloudy | 1 to 5 mph W | 23% |
| Saturday | 77°F | Sunny | 3 to 7 mph NW | 1% |
| Saturday Night | 55°F | Partly Cloudy | 2 to 6 mph N | 1% |
| Sunday | 71°F | Mostly Sunny | 8 mph N | 1% |
| Sunday Night | 53°F | Partly Cloudy | 2 to 6 mph N | 7% |
| Monday | 69°F | Slight Chance Rain Showers | 9 mph N | 15% |
| Monday Night | 52°F | Slight Chance Rain Showers then Partly Cloudy | 2 to 6 mph N | 15% |
| Tuesday | 70°F | Mostly Sunny then Slight Chance Rain Showers | 6 mph NE | 15% |
| Tuesday Night | 52°F | Slight Chance Rain Showers | 3 mph N | 15% |
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 Nov 4, 2026.