May weather in St. Stephen, SC
The average temperature in St. Stephen in May is 73.3°F (62.4°F–84.3°F). Average precipitation: 3.56 inches.
May is a spring month in St. Stephen, and is warmer than the annual average of 66.1°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 44m. For travel, May is a comfortable month to visit.
Avg High
84.3°F
Avg Low
62.4°F
Precipitation
3.56 in
Daylight
13h 44m
May records in St. Stephen
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (2019) | 43.0°F (2010) | 0.55 in (1998) |
| May 2 | 91.0°F (2007) | 43.0°F (1996) | 0.42 in (1949) |
| May 3 | 95.0°F (2002) | 45.0°F (2006) | 1.02 in (1950) |
| May 4 | 91.9°F (2010) | 44.1°F (2023) | 1.27 in (2019) |
| May 5 | 93.0°F (2012) | 42.1°F (2023) | 1.60 in (2002) |
| May 6 | 93.0°F (2012) | 43.0°F (2005) | 0.73 in (2005) |
| May 7 | 91.9°F (1996) | 39.9°F (2005) | 1.04 in (1996) |
| May 8 | 93.9°F (2004) | 41.0°F (2020) | 1.89 in (1998) |
| May 9 | 93.9°F (2014) | 42.1°F (2020) | 0.45 in (2025) |
| May 10 | 93.9°F (2003) | 42.1°F (2020) | 2.00 in (2023) |
| May 11 | 93.9°F (2002) | 44.1°F (1997) | 1.05 in (2025) |
| May 12 | 93.0°F (2018) | 46.9°F (2020) | 0.72 in (2021) |
| May 13 | 95.0°F (2000) | 46.9°F (2020) | 0.66 in (1950) |
| May 14 | 96.1°F (2000) | 46.9°F (1996) | 1.15 in (2017) |
| May 15 | 90.0°F (2010) | 46.9°F (2021) | 0.82 in (2005) |
| May 16 | 93.9°F (1995) | 44.1°F (1997) | 1.18 in (2014) |
| May 17 | 93.9°F (2017) | 52.0°F (2021) | 0.69 in (2012) |
| May 18 | 93.0°F (2025) | 48.0°F (2009) | 2.47 in (2010) |
| May 19 | 95.0°F (1996) | 48.0°F (2009) | 1.27 in (2002) |
| May 20 | 97.0°F (2022) | 48.0°F (2002) | 0.81 in (2018) |
| May 21 | 97.0°F (2022) | 43.0°F (2002) | 1.40 in (2013) |
| May 22 | 96.1°F (2019) | 44.1°F (2002) | 0.75 in (1950) |
| May 23 | 96.1°F (2011) | 46.0°F (2002) | 1.37 in (2003) |
| May 24 | 95.0°F (2011) | 50.0°F (2002) | 1.20 in (2009) |
| May 25 | 97.0°F (2019) | 48.0°F (2005) | 1.25 in (2017) |
| May 26 | 99.0°F (2000) | 52.0°F (2008) | 0.75 in (2025) |
| May 27 | 99.0°F (2019) | 52.0°F (2013) | 1.06 in (2000) |
| May 28 | 99.0°F (2019) | 53.1°F (2023) | 2.50 in (2020) |
| May 29 | 100.0°F (2019) | 50.0°F (2008) | 1.94 in (2016) |
| May 30 | 100.9°F (2019) | 52.0°F (2005) | 2.00 in (2012) |
| May 31 | 102.0°F (2019) | 54.0°F (1996) | 1.65 in (1949) |