Grand Strand Airport Weather Forecast
- 72
- 84
Partly Sunny
- 72
- 86
Chance Rain Showers
- 70
- 85
Chance Rain Showers
- 68
- 81
Chance Thunderstorms
- 63
- 78
Chance Thunderstorms
- 60
- 75
Mostly Sunny
- 61
- 76
Mostly Sunny
Today 20 Sep Coastal Horry
Partly sunny with a 20 percent chance of Showers. Near steady temperature in the lower 80s. East Winds 5 to 10 Mph.
Tonight 20 Sep Coastal Horry
Partly cloudy. Lows in the lower 70s. Southeast Winds around 5 Mph this Evening, becoming light and variable.
Grand Strand Airport Temperature Statistics
September Temperature
North Myrtle Beach Grand Strand Airport (0 miles)
Lowest 16 September, 2026
65.6 °FAverage September
80 °FHighest 14 September, 2026
94.6 °F
Climate (2021–2026)
North Myrtle Beach Grand Strand Airport (0 miles)
Average Low 2021–2026
56.7 °FAverage 2021–2026
65.2 °FAverage High 2021–2026
73.7 °F