August weather in North Charleston, SC
The average temperature in North Charleston in August is 81.4°F (73.1°F–89.8°F). Average precipitation: 6.97 inches.
August is a summer month in North Charleston, and is warmer than the annual average of 66.5°F. Daily temperatures swing about 16.7°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 13h 13m. For travel, August is a wet month.
Avg High
89.8°F
Avg Low
73.1°F
Precipitation
6.97 in
Daylight
13h 13m
August records in North Charleston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 105.1°F (1999) | 64.0°F (1966) | 1.48 in (1991) |
| August 2 | 99.0°F (1954) | 63.0°F (1966) | 2.27 in (1948) |
| August 3 | 97.0°F (1964) | 60.1°F (1965) | 4.60 in (1962) |
| August 4 | 98.1°F (1954) | 64.9°F (1959) | 3.31 in (1993) |
| August 5 | 100.0°F (1954) | 63.0°F (1976) | 4.71 in (2024) |
| August 6 | 100.0°F (2008) | 62.1°F (1948) | 4.97 in (2010) |
| August 7 | 99.0°F (2008) | 59.0°F (1948) | 2.53 in (1975) |
| August 8 | 99.0°F (1968) | 59.0°F (2004) | 1.98 in (1990) |
| August 9 | 98.1°F (2007) | 62.1°F (1950) | 2.33 in (1942) |
| August 10 | 99.0°F (1987) | 61.0°F (1944) | 4.02 in (2014) |
| August 11 | 98.1°F (1968) | 57.9°F (1944) | 7.88 in (1940) |
| August 12 | 98.1°F (1957) | 62.1°F (1967) | 3.02 in (1943) |
| August 13 | 100.0°F (1995) | 61.0°F (1979) | 2.98 in (2011) |
| August 14 | 102.0°F (1995) | 61.0°F (1979) | 3.82 in (1986) |
| August 15 | 96.1°F (1957) | 63.0°F (1967) | 4.08 in (2021) |
| August 16 | 99.0°F (1954) | 64.9°F (1967) | 4.69 in (1974) |
| August 17 | 102.0°F (1954) | 62.1°F (1979) | 3.30 in (1971) |
| August 18 | 100.9°F (1995) | 55.9°F (1979) | 4.08 in (1943) |
| August 19 | 98.1°F (1983) | 61.0°F (1965) | 3.94 in (1981) |
| August 20 | 97.0°F (1954) | 63.0°F (1943) | 3.91 in (1940) |
| August 21 | 100.0°F (1983) | 62.1°F (1961) | 2.25 in (1988) |
| August 22 | 100.0°F (1983) | 63.0°F (1953) | 4.16 in (2025) |
| August 23 | 99.0°F (2014) | 62.1°F (1953) | 1.98 in (1995) |
| August 24 | 98.1°F (1968) | 61.0°F (1953) | 4.53 in (2006) |
| August 25 | 96.1°F (1938) | 60.1°F (1997) | 3.00 in (1970) |
| August 26 | 97.0°F (1954) | 60.1°F (1942) | 3.26 in (1958) |
| August 27 | 99.0°F (1954) | 61.0°F (1942) | 2.10 in (1962) |
| August 28 | 98.1°F (1990) | 60.1°F (1986) | 3.33 in (1949) |
| August 29 | 97.0°F (1990) | 57.0°F (1986) | 3.98 in (2004) |
| August 30 | 96.1°F (1948) | 59.0°F (1986) | 3.75 in (1985) |
| August 31 | 97.0°F (1954) | 61.0°F (1999) | 6.43 in (2015) |