August weather in St. Stephen, SC
The average temperature in St. Stephen in August is 81.8°F (72.4°F–91.1°F). Average precipitation: 6.25 inches.
August is a summer month in St. Stephen, and is warmer than the annual average of 66.1°F. Daily temperatures swing about 18.7°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 13h 14m. For travel, August is a wet month.
Avg High
91.1°F
Avg Low
72.4°F
Precipitation
6.25 in
Daylight
13h 14m
August records in St. Stephen
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1999) | 62.1°F (2005) | 2.45 in (2011) |
| August 2 | 105.1°F (1999) | 62.1°F (2001) | 2.56 in (2025) |
| August 3 | 99.0°F (2006) | 64.0°F (2001) | 1.35 in (2018) |
| August 4 | 100.0°F (2006) | 61.0°F (2001) | 2.10 in (2018) |
| August 5 | 100.9°F (2011) | 64.9°F (2005) | 1.10 in (2013) |
| August 6 | 100.0°F (2011) | 55.0°F (2004) | 2.00 in (2024) |
| August 7 | 102.0°F (2008) | 55.0°F (2004) | 2.32 in (2024) |
| August 8 | 100.0°F (2007) | 55.9°F (2004) | 2.14 in (2024) |
| August 9 | 100.0°F (1999) | 59.0°F (2002) | 6.52 in (2024) |
| August 10 | 102.0°F (2007) | 62.1°F (1996) | 0.61 in (2024) |
| August 11 | 102.9°F (2007) | 62.1°F (1996) | 2.40 in (2005) |
| August 12 | 100.9°F (2009) | 59.0°F (2002) | 2.60 in (2012) |
| August 13 | 99.0°F (1999) | 64.0°F (2002) | 1.83 in (2004) |
| August 14 | 99.0°F (1999) | 64.0°F (1996) | 1.50 in (1996) |
| August 15 | 99.0°F (2023) | 62.1°F (1996) | 2.21 in (1948) |
| August 16 | 98.1°F (2023) | 63.0°F (2013) | 0.54 in (2013) |
| August 17 | 98.1°F (2019) | 64.9°F (1996) | 1.44 in (2023) |
| August 18 | 97.0°F (1995) | 64.0°F (1996) | 2.65 in (2019) |
| August 19 | 100.0°F (1995) | 62.1°F (1996) | 2.13 in (2016) |
| August 20 | 99.0°F (1999) | 64.9°F (1996) | 2.34 in (1949) |
| August 21 | 97.0°F (2005) | 63.0°F (1996) | 0.94 in (2015) |
| August 22 | 100.9°F (2005) | 57.9°F (1996) | 2.81 in (1949) |
| August 23 | 100.0°F (2007) | 64.0°F (1996) | 1.10 in (2008) |
| August 24 | 99.0°F (2002) | 66.0°F (2023) | 1.56 in (1995) |
| August 25 | 100.0°F (2002) | 63.0°F (1998) | 1.47 in (2020) |
| August 26 | 97.0°F (2015) | 60.1°F (2010) | 1.82 in (1995) |
| August 27 | 95.0°F (2015) | 60.1°F (1998) | 2.01 in (1995) |
| August 28 | 97.0°F (2001) | 64.0°F (2025) | 3.40 in (1949) |
| August 29 | 98.1°F (1998) | 63.0°F (1996) | 2.00 in (2004) |
| August 30 | 98.1°F (1998) | 64.0°F (1996) | 6.16 in (2004) |
| August 31 | 96.1°F (1998) | 59.0°F (1999) | 2.28 in (2023) |