Intracoastal Waterway - Grand Strand Airport Weather Forecast
- 64
- 83
Mostly Sunny
- 62
- 81
Partly Sunny
- 64
- 81
Slight Chance Thunderstorms
- 66
- 80
Chance Thunderstorms
- 66
- 79
Chance Thunderstorms
- 66
- 80
Slight Chance Thunderstorms
- 67
- 81
Mostly Sunny
Today 12 Sep Coastal Horry
Mostly sunny. Near steady temperature in the lower 80s. Northeast Winds 10 to 15 Mph.
Tonight 12 Sep Coastal Horry
Partly cloudy this Evening, then clearing. Lows in the mid 60s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.
Intracoastal Waterway - Grand Strand Airport Temperature Statistics
September Temperature
North Myrtle Beach Grand Strand Airport (0 miles)
Lowest 1 September, 2025
59 °FAverage September
73.3 °FHighest 7 September, 2025
84.9 °F
Climate (2020–Present)
North Myrtle Beach Grand Strand Airport (0 miles)
Average Low 2020–2025
56.9 °FAverage 2020–2025
65.1 °FAverage High 2020–2025
73.4 °F