Wilmington Island, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilmington Island, a community in Chatham County, Georgia.
Today
88°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Southwest wind 3 to 12 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Wilmington Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 12 mph SW | 28% |
| Tonight | 77°F | Chance Showers And Thunderstorms | 3 to 10 mph S | 48% |
| Wednesday | 88°F | Mostly Sunny | 3 to 12 mph S | 14% |
| Wednesday Night | 78°F | Mostly Cloudy then Chance Showers And Thunderstorms | 3 to 12 mph S | 44% |
| Thursday | 88°F | Chance Showers And Thunderstorms | 2 to 9 mph S | 44% |
| Thursday Night | 79°F | Slight Chance Showers And Thunderstorms | 3 to 8 mph SE | 24% |
| Friday | 88°F | Chance Showers And Thunderstorms | 3 to 12 mph SE | 47% |
| Friday Night | 78°F | Chance Showers And Thunderstorms | 3 to 10 mph SE | 34% |
| Saturday | 88°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 to 9 mph SE | 60% |
| Saturday Night | 78°F | Chance Showers And Thunderstorms | 2 to 8 mph S | 31% |
| Sunday | 89°F | Chance Showers And Thunderstorms | 1 to 8 mph S | 41% |
| Sunday Night | 78°F | Chance Showers And Thunderstorms | 2 to 8 mph S | 37% |
| Monday | 91°F | Chance Showers And Thunderstorms | 2 to 9 mph SW | 32% |
| Monday Night | 78°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 32% |
Forecast source: National Weather Service (api.weather.gov) for Wilmington Island (32.000, -80.975). Updated through the day.
Growing snapshot for Wilmington Island
Last spring frost
Mar 2
First fall frost
Nov 30
Growing season
270 days
Hardiness zone
9a
More local growing data for Wilmington Island: nearby ZIP 31410 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Bloomingdale
Dutch Island
Garden City
Georgetown
Henderson
Isle of Hope
Montgomery
Pooler
Port Wentworth
Savannah
Skidaway Island
Talahi Island
Thunderbolt
Tybee Island
Vernonburg
Whitemarsh Island
Climate data from the nearest NOAA station, Savannah Intl Ap, Ga (15.2 mi from Wilmington Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.