September weather in Salem, SC
The average temperature in Salem in September is 63.7°F (52.6°F–74.8°F). Average precipitation: 7.64 inches.
September is a fall month in Salem, and is warmer than the annual average of 53.5°F. Daily temperatures swing about 22.2°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 12m. For travel, September is a wet month.
Avg High
74.8°F
Avg Low
52.6°F
Precipitation
7.64 in
Daylight
12h 12m
September records in Salem
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 82.9°F (2010) | 51.1°F (2010) | 4.74 in (2021) |
| September 2 | 87.1°F (2011) | 46.9°F (2025) | 2.00 in (2004) |
| September 3 | 88.0°F (2011) | 45.0°F (2017) | 1.43 in (2012) |
| September 4 | 86.0°F (2020) | 45.0°F (2017) | 3.40 in (1996) |
| September 5 | 84.9°F (2007) | 44.1°F (2010) | 2.36 in (2022) |
| September 6 | 86.0°F (2019) | 44.1°F (2010) | 4.92 in (1949) |
| September 7 | 87.1°F (2019) | 41.0°F (2017) | 7.00 in (2004) |
| September 8 | 86.0°F (2019) | 41.0°F (2017) | 8.75 in (2004) |
| September 9 | 84.0°F (2008) | 41.0°F (2017) | 0.77 in (1994) |
| September 10 | 86.0°F (2019) | 43.0°F (2025) | 1.86 in (2001) |
| September 11 | 86.0°F (2019) | 44.1°F (2025) | 1.34 in (1995) |
| September 12 | 82.9°F (2019) | 46.0°F (2011) | 1.76 in (2017) |
| September 13 | 87.1°F (2019) | 44.1°F (2022) | 3.10 in (2002) |
| September 14 | 87.1°F (2019) | 37.0°F (2015) | 8.64 in (2004) |
| September 15 | 84.0°F (2016) | 37.0°F (2015) | 1.60 in (2007) |
| September 16 | 82.9°F (2016) | 39.9°F (2015) | 3.35 in (1994) |
| September 17 | 82.9°F (2019) | 43.0°F (2015) | 1.03 in (2009) |
| September 18 | 84.0°F (2019) | 45.0°F (2015) | 1.05 in (2012) |
| September 19 | 82.9°F (2018) | 45.0°F (2015) | 3.20 in (2012) |
| September 20 | 84.0°F (2005) | 45.0°F (2006) | 6.70 in (2009) |
| September 21 | 84.0°F (2010) | 42.1°F (2006) | 5.18 in (2009) |
| September 22 | 88.0°F (2005) | 36.0°F (2020) | 3.27 in (2009) |
| September 23 | 84.9°F (2024) | 36.0°F (2020) | 5.50 in (2011) |
| September 24 | 82.9°F (2007) | 36.0°F (2012) | 3.28 in (2001) |
| September 25 | 84.0°F (2016) | 36.0°F (2008) | 2.28 in (2002) |
| September 26 | 84.0°F (2016) | 36.0°F (2008) | 7.62 in (2024) |
| September 27 | 82.9°F (2019) | 37.9°F (2022) | 10.59 in (2024) |
| September 28 | 84.9°F (2019) | 37.9°F (2022) | 4.32 in (1999) |
| September 29 | 84.0°F (2017) | 37.0°F (2022) | 1.41 in (2015) |
| September 30 | 84.9°F (2019) | 37.0°F (2022) | 1.58 in (2010) |