August weather in North Myrtle Beach, SC
The average temperature in North Myrtle Beach in August is 79.5°F (72.5°F–86.5°F). Average precipitation: 6.25 inches.
August is a summer month in North Myrtle Beach, and is warmer than the annual average of 64°F. Daily temperatures swing about 14°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 13h 16m. For travel, August is a wet month.
Avg High
86.5°F
Avg Low
72.5°F
Precipitation
6.25 in
Daylight
13h 16m
August records in North Myrtle Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 98.1°F (1999) | 61.0°F (2017) | 1.12 in (2014) |
| August 2 | 98.1°F (2011) | 64.9°F (2017) | 1.62 in (2014) |
| August 3 | 100.0°F (1954) | 66.0°F (2025) | 3.49 in (2021) |
| August 4 | 100.9°F (1954) | 66.9°F (1950) | 3.15 in (1953) |
| August 5 | 104.0°F (1954) | 63.0°F (1950) | 2.08 in (2020) |
| August 6 | 95.0°F (2008) | 60.1°F (1951) | 3.99 in (2024) |
| August 7 | 96.1°F (2011) | 55.9°F (2004) | 2.98 in (2024) |
| August 8 | 96.1°F (1951) | 59.0°F (1950) | 1.81 in (1953) |
| August 9 | 93.0°F (2007) | 60.1°F (1950) | 1.27 in (2024) |
| August 10 | 93.9°F (2007) | 61.0°F (2002) | 2.92 in (2025) |
| August 11 | 93.9°F (1954) | 60.1°F (2002) | 2.70 in (2007) |
| August 12 | 95.0°F (2010) | 64.9°F (1954) | 2.00 in (2004) |
| August 13 | 95.0°F (2010) | 66.0°F (2022) | 2.83 in (2008) |
| August 14 | 91.9°F (1952) | 62.1°F (1954) | 1.52 in (2004) |
| August 15 | 91.0°F (2005) | 63.0°F (1950) | 1.41 in (2013) |
| August 16 | 98.1°F (1954) | 64.9°F (2013) | 2.64 in (2019) |
| August 17 | 109.9°F (2000) | 66.0°F (2004) | 3.73 in (2017) |
| August 18 | 100.0°F (2000) | 66.9°F (2008) | 0.99 in (2012) |
| August 19 | 91.0°F (1951) | 69.1°F (1953) | 2.86 in (2022) |
| August 20 | 95.0°F (2005) | 66.0°F (1953) | 1.58 in (1949) |
| August 21 | 95.0°F (2005) | 61.0°F (1953) | 0.93 in (1949) |
| August 22 | 93.9°F (2023) | 62.1°F (1953) | 3.26 in (2006) |
| August 23 | 95.0°F (2002) | 60.1°F (1953) | 2.40 in (2007) |
| August 24 | 91.9°F (2002) | 57.9°F (1953) | 1.07 in (2017) |
| August 25 | 91.0°F (2002) | 54.0°F (1952) | 0.89 in (2008) |
| August 26 | 91.9°F (2020) | 57.9°F (1952) | 1.71 in (2011) |
| August 27 | 91.9°F (2003) | 63.0°F (2025) | 1.96 in (1952) |
| August 28 | 91.9°F (1951) | 63.0°F (2025) | 1.85 in (2002) |
| August 29 | 93.0°F (1951) | 64.0°F (1953) | 2.33 in (2001) |
| August 30 | 91.9°F (1951) | 62.1°F (1953) | 4.81 in (2023) |
| August 31 | 91.0°F (1951) | 61.0°F (1951) | 7.19 in (2006) |