Myrtle Beach, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Myrtle Beach, a city in Horry County, South Carolina.
Today
84°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South wind 3 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Myrtle Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Chance Showers And Thunderstorms | 3 to 10 mph S | 53% |
| Tonight | 76°F | Slight Chance Showers And Thunderstorms | 7 to 10 mph S | 53% |
| Wednesday | 85°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 6 to 12 mph S | 56% |
| Wednesday Night | 76°F | Partly Cloudy then Chance Showers And Thunderstorms | 6 to 12 mph S | 26% |
| Thursday | 86°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 35% |
| Thursday Night | 77°F | Partly Cloudy | 3 to 8 mph S | 9% |
| Friday | 87°F | Slight Chance Showers And Thunderstorms | 2 to 10 mph S | 20% |
| Friday Night | 76°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 3 to 8 mph S | 20% |
| Saturday | 85°F | Chance Showers And Thunderstorms | 2 to 10 mph SE | 38% |
| Saturday Night | 76°F | Chance Showers And Thunderstorms | 3 to 9 mph SW | 26% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 2 to 10 mph SW | 37% |
| Sunday Night | 76°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 36% |
| Monday | 88°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 34% |
| Monday Night | 77°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 34% |
Forecast source: National Weather Service (api.weather.gov) for Myrtle Beach (33.710, -78.886). Updated through the day.
Growing snapshot for Myrtle Beach
Last spring frost
Mar 21
First fall frost
Nov 13
Growing season
239 days
Hardiness zone
8b
More local growing data for Myrtle Beach: nearby ZIP 29577 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Myrtle Beach, Sc (6.2 mi from Myrtle Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.