Seabrook, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Seabrook, a community in Beaufort County, South Carolina.
This Afternoon
94°F
Mostly Sunny
Mostly sunny, with a high near 94. Southeast wind around 2 mph.
7-day forecast for Seabrook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 94°F | Mostly Sunny | 2 mph SE | 2% |
| Tonight | 73°F | Partly Cloudy | 1 to 5 mph SW | 6% |
| Saturday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph N | 22% |
| Saturday Night | 73°F | Chance Showers And Thunderstorms | 0 to 3 mph E | 41% |
| Sunday | 90°F | Slight Chance Showers And Thunderstorms | 1 to 5 mph NE | 55% |
| Sunday Night | 73°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 to 5 mph E | 55% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 6 mph E | 44% |
| Monday Night | 73°F | Chance Showers And Thunderstorms | 0 to 6 mph E | 44% |
| Tuesday | 88°F | Showers And Thunderstorms Likely | 2 to 6 mph NE | 69% |
| Tuesday Night | 72°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 to 6 mph NE | 69% |
| Wednesday | 86°F | Chance Rain Showers then Chance Showers And Thunderstorms | 9 mph NE | 44% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 to 9 mph NE | 44% |
| Thursday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 mph NE | 20% |
| Thursday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph NE | 20% |
Forecast source: National Weather Service (api.weather.gov) for Seabrook (32.535, -80.756). Updated through the day.
Growing snapshot for Seabrook
Last spring frost
Feb 28
First fall frost
Dec 3
Growing season
279 days
Hardiness zone
9a
More local growing data for Seabrook: nearby ZIP 29941 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Beaufort Mcas, Sc (7 mi from Seabrook). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.