Click on a day for an hourly weather forecast
The weather in Myrtle Beach in August is very hot. The average temperatures are between 24°C and 30°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of August in Myrtle Beach. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Myrtle Beach in August 2025.
If you’re planning to visit Myrtle Beach in the near future, we highly recommend that you review the 14 day weather forecast for Myrtle Beach before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 12° / 6° | 5 | 25 | 1 | 72 mm | Ok | Myrtle Beach in January |
| February | 14° / 8° | 5 | 23 | 0 | 88 mm | Good | Myrtle Beach in February |
| March | 17° / 11° | 6 | 25 | 0 | 103 mm | Good | Myrtle Beach in March |
| April | 21° / 15° | 5 | 25 | 0 | 101 mm | Good | Myrtle Beach in April |
| May | 25° / 19° | 8 | 23 | 0 | 162 mm | Good | Myrtle Beach in May |
| June | 29° / 23° | 10 | 20 | 0 | 179 mm | Ok | Myrtle Beach in June |
| July | 30° / 25° | 12 | 19 | 0 | 207 mm | Ok | Myrtle Beach in July |
| August | 30° / 24° | 12 | 19 | 0 | 245 mm | Ok | Myrtle Beach in August |
| September | 28° / 22° | 8 | 22 | 0 | 213 mm | Good | Myrtle Beach in September |
| October | 24° / 17° | 4 | 27 | 0 | 108 mm | Perfect | Myrtle Beach in October |
| November | 18° / 11° | 5 | 25 | 0 | 91 mm | Good | Myrtle Beach in November |
| December | 15° / 9° | 5 | 26 | 0 | 109 mm | Good | Myrtle Beach in December |