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
90°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny. High near 90, with temperatures falling to around 87 in the afternoon. Northeast wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Jekyll Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 13 mph NE | 18% |
| Tonight | 75°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 2 to 12 mph SE | 28% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 3 to 9 mph NE | 43% |
| Sunday Night | 75°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 8 mph E | 18% |
| Monday | 85°F | Chance Showers And Thunderstorms | 1 to 9 mph NE | 40% |
| Monday Night | 75°F | Chance Showers And Thunderstorms | 2 to 7 mph E | 46% |
| Tuesday | 85°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 to 10 mph NE | 65% |
| Tuesday Night | 75°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 7 mph NE | 65% |
| Wednesday | 84°F | Showers And Thunderstorms Likely | 7 to 17 mph NE | 60% |
| Wednesday Night | 73°F | Showers And Thunderstorms Likely | 13 to 16 mph NE | 60% |
| Thursday | 83°F | Chance Rain Showers then Chance Showers And Thunderstorms | 16 to 23 mph NE | 32% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms | 12 to 21 mph NE | 26% |
| Friday | 82°F | Chance Rain Showers | 15 to 21 mph NE | 35% |
| Friday Night | 72°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 9 to 18 mph NE | 35% |
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 Sep 19, 2026.