May weather in South Charleston, WV
The average temperature in South Charleston in May is 63.5°F (51.1°F–75.8°F). Average precipitation: 5.19 inches.
May is a spring month in South Charleston, and is warmer than the annual average of 54.4°F. Daily temperatures swing about 24.7°F between overnight low and afternoon high. Expect about 15 days with precipitation. Daylight averages about 14h 5m. For travel, May is a wet month.
Avg High
75.8°F
Avg Low
51.1°F
Precipitation
5.19 in
Daylight
14h 5m
May records in South Charleston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 89.1°F (2017) | 33.1°F (2008) | 1.38 in (2016) |
| May 2 | 90.0°F (2007) | 37.0°F (1997) | 1.27 in (1998) |
| May 3 | 88.0°F (2012) | 28.9°F (2005) | 1.52 in (2010) |
| May 4 | 89.1°F (2018) | 28.9°F (2004) | 2.33 in (2009) |
| May 5 | 86.0°F (2001) | 33.1°F (2004) | 1.51 in (2019) |
| May 6 | 87.1°F (2001) | 35.1°F (2021) | 0.88 in (2018) |
| May 7 | 87.1°F (1999) | 30.9°F (2020) | 1.63 in (2022) |
| May 8 | 89.1°F (2010) | 33.1°F (2017) | 0.71 in (2011) |
| May 9 | 91.0°F (2015) | 32.0°F (2020) | 1.14 in (2008) |
| May 10 | 91.0°F (2015) | 30.0°F (2020) | 0.58 in (2008) |
| May 11 | 90.0°F (2015) | 35.1°F (1997) | 1.14 in (2003) |
| May 12 | 90.0°F (2015) | 39.0°F (2020) | 0.97 in (2008) |
| May 13 | 89.1°F (2014) | 33.1°F (2020) | 1.76 in (2010) |
| May 14 | 89.1°F (2014) | 33.1°F (2001) | 0.68 in (2002) |
| May 15 | 89.1°F (2018) | 36.0°F (2021) | 1.43 in (2003) |
| May 16 | 90.0°F (2018) | 33.1°F (2016) | 1.33 in (2001) |
| May 17 | 89.1°F (2017) | 36.0°F (2005) | 1.29 in (2001) |
| May 18 | 89.1°F (1999) | 32.0°F (2009) | 1.97 in (2010) |
| May 19 | 87.1°F (2000) | 30.9°F (2002) | 1.91 in (2001) |
| May 20 | 88.0°F (1998) | 30.0°F (2002) | 1.33 in (2005) |
| May 21 | 91.0°F (2022) | 37.0°F (2002) | 1.11 in (2020) |
| May 22 | 88.0°F (2022) | 28.0°F (2002) | 1.23 in (2001) |
| May 23 | 89.1°F (2019) | 33.1°F (2002) | 1.43 in (2001) |
| May 24 | 87.1°F (2007) | 36.0°F (2006) | 1.48 in (2024) |
| May 25 | 86.0°F (2009) | 35.1°F (2013) | 0.87 in (2017) |
| May 26 | 90.0°F (2020) | 37.0°F (2013) | 1.00 in (1997) |
| May 27 | 91.0°F (2012) | 41.0°F (1999) | 1.33 in (2006) |
| May 28 | 91.9°F (2012) | 42.1°F (1999) | 2.71 in (2004) |
| May 29 | 91.9°F (2012) | 42.1°F (2008) | 1.42 in (2021) |
| May 30 | 91.0°F (2006) | 45.0°F (2005) | 0.80 in (2015) |
| May 31 | 91.9°F (2006) | 43.0°F (2001) | 1.53 in (2019) |