August weather in Seneca, SC
The average temperature in Seneca in August is 78.0°F (68.8°F–87.3°F). Average precipitation: 4.91 inches.
August is a summer month in Seneca, and is warmer than the annual average of 61.4°F. Daily temperatures swing about 18.5°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 13h 18m. For travel, August is a comfortable month to visit.
Avg High
87.3°F
Avg Low
68.8°F
Precipitation
4.91 in
Daylight
13h 18m
August records in Seneca
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (2006) | 64.0°F (2017) | 2.53 in (2003) |
| August 2 | 102.0°F (2011) | 66.0°F (2021) | 1.47 in (2006) |
| August 3 | 104.0°F (2011) | 64.9°F (2025) | 3.52 in (2023) |
| August 4 | 100.9°F (2011) | 63.0°F (2025) | 1.54 in (2012) |
| August 5 | 100.0°F (2008) | 64.9°F (2003) | 1.36 in (2010) |
| August 6 | 102.0°F (2008) | 66.0°F (2004) | 5.25 in (2013) |
| August 7 | 99.0°F (2007) | 57.9°F (2004) | 1.87 in (2012) |
| August 8 | 100.9°F (2007) | 57.9°F (2004) | 1.27 in (2013) |
| August 9 | 102.9°F (2007) | 63.0°F (2004) | 1.94 in (2014) |
| August 10 | 102.0°F (2007) | 64.0°F (2004) | 1.32 in (2014) |
| August 11 | 99.0°F (2007) | 64.0°F (2002) | 1.72 in (2015) |
| August 12 | 97.0°F (2010) | 66.0°F (2003) | 1.46 in (2020) |
| August 13 | 99.0°F (2007) | 64.0°F (2000) | 0.40 in (2001) |
| August 14 | 97.0°F (2007) | 63.0°F (2004) | 1.02 in (2017) |
| August 15 | 100.9°F (2007) | 66.9°F (2000) | 1.05 in (2006) |
| August 16 | 102.9°F (2007) | 64.0°F (2004) | 1.27 in (2009) |
| August 17 | 98.1°F (2007) | 64.0°F (2013) | 1.40 in (2008) |
| August 18 | 99.0°F (2000) | 66.0°F (2020) | 1.58 in (2013) |
| August 19 | 95.0°F (2007) | 66.0°F (2004) | 1.20 in (2013) |
| August 20 | 98.1°F (2007) | 66.0°F (2000) | 1.04 in (2020) |
| August 21 | 100.9°F (2007) | 63.0°F (2024) | 1.45 in (2020) |
| August 22 | 100.0°F (2007) | 62.1°F (2000) | 0.71 in (2006) |
| August 23 | 97.0°F (2002) | 62.1°F (2024) | 1.90 in (2015) |
| August 24 | 96.1°F (2007) | 60.1°F (2024) | 1.25 in (2025) |
| August 25 | 97.0°F (2007) | 62.1°F (2018) | 1.73 in (2008) |
| August 26 | 96.1°F (2011) | 63.0°F (2013) | 3.09 in (2008) |
| August 27 | 98.1°F (2011) | 63.0°F (2002) | 0.92 in (2002) |
| August 28 | 96.1°F (2011) | 64.9°F (2011) | 3.85 in (2008) |
| August 29 | 96.1°F (2014) | 62.1°F (2019) | 1.94 in (2001) |
| August 30 | 96.1°F (2024) | 62.1°F (2019) | 0.53 in (2020) |
| August 31 | 93.9°F (2010) | 63.0°F (2015) | 1.08 in (2017) |