May weather in Salem, SC
The average temperature in Salem in May is 59.7°F (47.4°F–71.9°F). Average precipitation: 6.55 inches.
May is a spring month in Salem, and is warmer than the annual average of 53.5°F. Daily temperatures swing about 24.5°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 13h 50m. For travel, May is a wet month.
Avg High
71.9°F
Avg Low
47.4°F
Precipitation
6.55 in
Daylight
13h 50m
May records in Salem
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 80.1°F (2007) | 28.9°F (2008) | 1.44 in (2016) |
| May 2 | 82.9°F (2007) | 33.1°F (2005) | 1.77 in (2004) |
| May 3 | 82.0°F (2007) | 37.0°F (2004) | 2.33 in (1993) |
| May 4 | 81.0°F (2020) | 28.9°F (2004) | 3.52 in (1993) |
| May 5 | 82.0°F (2014) | 28.0°F (2011) | 3.04 in (2013) |
| May 6 | 84.0°F (2004) | 28.0°F (2011) | 3.47 in (2003) |
| May 7 | 84.0°F (2004) | 34.0°F (2016) | 1.27 in (1992) |
| May 8 | 82.0°F (2004) | 33.1°F (2021) | 1.04 in (2012) |
| May 9 | 81.0°F (2016) | 34.0°F (2007) | 2.85 in (1990) |
| May 10 | 82.0°F (2023) | 28.0°F (2020) | 0.79 in (1998) |
| May 11 | 82.9°F (2017) | 30.0°F (2020) | 1.00 in (2001) |
| May 12 | 82.0°F (2015) | 30.9°F (2020) | 1.88 in (2019) |
| May 13 | 84.0°F (2018) | 33.1°F (2006) | 2.25 in (2004) |
| May 14 | 82.9°F (2018) | 30.9°F (2013) | 2.26 in (2012) |
| May 15 | 82.9°F (2018) | 30.9°F (2013) | 3.12 in (2014) |
| May 16 | 84.0°F (2013) | 36.0°F (2006) | 3.79 in (2018) |
| May 17 | 81.0°F (2017) | 32.0°F (2014) | 1.25 in (2009) |
| May 18 | 81.0°F (2019) | 33.1°F (2014) | 2.00 in (2018) |
| May 19 | 82.0°F (2019) | 32.0°F (2009) | 2.35 in (2020) |
| May 20 | 84.9°F (2022) | 32.0°F (2009) | 1.69 in (2020) |
| May 21 | 82.0°F (2022) | 37.0°F (2007) | 1.11 in (1994) |
| May 22 | 82.0°F (2004) | 37.9°F (2007) | 1.77 in (2001) |
| May 23 | 84.0°F (2014) | 39.9°F (2008) | 2.10 in (2003) |
| May 24 | 82.9°F (2004) | 41.0°F (2015) | 3.04 in (2022) |
| May 25 | 84.0°F (2019) | 36.0°F (2013) | 2.40 in (1996) |
| May 26 | 87.1°F (2019) | 39.9°F (2005) | 3.35 in (2009) |
| May 27 | 87.1°F (2019) | 44.1°F (2017) | 5.50 in (2022) |
| May 28 | 87.1°F (2019) | 46.0°F (2005) | 3.06 in (1995) |
| May 29 | 84.9°F (2019) | 39.9°F (2005) | 2.00 in (1991) |
| May 30 | 86.0°F (2019) | 44.1°F (2023) | 2.80 in (2018) |
| May 31 | 86.0°F (2006) | 43.0°F (2025) | 2.00 in (2010) |