Jekyll Island, GA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jekyll Island, a community in Glynn County, Georgia.
Today
89°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Mostly sunny. High near 89, with temperatures falling to around 84 in the afternoon. South wind 6 to 13 mph, with gusts as high as 17 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Jekyll Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 to 13 mph S | 38% |
| Tonight | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 13 mph S | 40% |
| Wednesday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 14 mph S | 21% |
| Wednesday Night | 76°F | Slight Chance Showers And Thunderstorms | 3 to 14 mph S | 30% |
| Thursday | 87°F | Slight Chance Showers And Thunderstorms | 2 to 12 mph SE | 30% |
| Thursday Night | 77°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph SE | 21% |
| Friday | 87°F | Chance Showers And Thunderstorms | 6 to 14 mph E | 46% |
| Friday Night | 78°F | Chance Showers And Thunderstorms | 7 to 13 mph E | 38% |
| Saturday | 87°F | Showers And Thunderstorms Likely | 7 to 12 mph SE | 65% |
| Saturday Night | 77°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 38% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 3 to 10 mph S | 38% |
| Sunday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 to 10 mph S | 38% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph S | 28% |
| Monday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 9 mph S | 28% |
Forecast source: National Weather Service (api.weather.gov) for Jekyll Island (31.064, -81.419). Updated through the day.
Growing snapshot for Jekyll Island
Last spring frost
Feb 9
First fall frost
Dec 26
Growing season
312 days
Hardiness zone
9a
More local growing data for Jekyll Island: nearby ZIP 31527 weather · frost dates · planting calendar · Georgia frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Brunswick Malcolm Mckinnon Ap, Ga (5.5 mi from Jekyll Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.