Isle of Palms, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Isle of Palms, a city in Charleston County, South Carolina.
Today
83°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. North wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Isle of Palms
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Sunny then Chance Showers And Thunderstorms | 7 mph N | 36% |
| Tonight | 76°F | Chance Showers And Thunderstorms | 6 mph E | 30% |
| Sunday | 82°F | Slight Chance Showers And Thunderstorms | 5 to 8 mph NE | 39% |
| Sunday Night | 76°F | Partly Cloudy | 2 to 6 mph S | 8% |
| Monday | 83°F | Slight Chance Showers And Thunderstorms | 3 to 8 mph NE | 18% |
| Monday Night | 76°F | Chance Showers And Thunderstorms | 3 to 7 mph E | 49% |
| Tuesday | 81°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 to 12 mph NE | 67% |
| Tuesday Night | 73°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 10 mph NE | 67% |
| Wednesday | 81°F | Chance Showers And Thunderstorms | 12 to 16 mph NE | 51% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 15 mph NE | 51% |
| Thursday | 81°F | Slight Chance Showers And Thunderstorms | 14 to 17 mph N | 23% |
| Thursday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 12 to 15 mph NE | 23% |
| Friday | 79°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 14 mph NE | 24% |
| Friday Night | 68°F | Slight Chance Showers And Thunderstorms | 12 mph NE | 24% |
Forecast source: National Weather Service (api.weather.gov) for Isle of Palms (32.804, -79.752). Updated through the day.
Growing snapshot for Isle of Palms
Last spring frost
Mar 13
First fall frost
Nov 30
Growing season
262 days
Hardiness zone
9a
More local growing data for Isle of Palms: nearby ZIP 29451 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
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All South Carolina locations ›
Climate data from the nearest NOAA station, Sullivans Is, Sc (7.7 mi from Isle of Palms). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.