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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
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4pm. Mostly sunny, with a high near 85. Southeast wind 6 to 14 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Isle of Palms

WhenTempForecastWindPrecip
Today 85°F Chance Showers And Thunderstorms 6 to 14 mph SE 47%
Tonight 79°F Partly Cloudy then Chance Showers And Thunderstorms 10 to 14 mph S 58%
Wednesday 84°F Showers And Thunderstorms then Partly Sunny 9 to 14 mph S 75%
Wednesday Night 81°F Chance Showers And Thunderstorms 9 to 13 mph S 54%
Thursday 84°F Chance Showers And Thunderstorms 7 to 12 mph S 54%
Thursday Night 81°F Partly Cloudy then Slight Chance Showers And Thunderstorms 7 to 10 mph S 21%
Friday 84°F Chance Showers And Thunderstorms 6 to 13 mph SE 40%
Friday Night 79°F Chance Showers And Thunderstorms 6 to 12 mph SE 32%
Saturday 86°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 5 to 10 mph SE 57%
Saturday Night 79°F Chance Showers And Thunderstorms 5 to 9 mph S 34%
Sunday 87°F Chance Showers And Thunderstorms 5 to 10 mph SW 43%
Sunday Night 80°F Chance Showers And Thunderstorms 6 to 10 mph SW 29%
Monday 88°F Chance Showers And Thunderstorms 5 to 12 mph SW 34%
Monday Night 80°F Chance Showers And Thunderstorms 7 to 12 mph SW 29%

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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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 Aug 4, 2026.