May weather in Marion, SC
The average temperature in Marion in May is 70.5°F (59.0°F–82.1°F). Average precipitation: 3.62 inches.
May is a spring month in Marion, and is warmer than the annual average of 63.2°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Daylight averages about 13h 47m. For travel, May is a comfortable month to visit.
Avg High
82.1°F
Avg Low
59.0°F
Precipitation
3.62 in
Daylight
13h 47m
May records in Marion
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 96.1°F (1986) | 39.0°F (1949) | 2.02 in (1929) |
| May 2 | 93.0°F (1986) | 30.9°F (1963) | 0.70 in (1984) |
| May 3 | 93.9°F (1959) | 37.9°F (1939) | 1.60 in (1945) |
| May 4 | 91.9°F (1930) | 37.0°F (1971) | 1.15 in (1957) |
| May 5 | 93.0°F (1952) | 37.9°F (1957) | 1.70 in (1988) |
| May 6 | 96.1°F (1952) | 41.0°F (1987) | 2.01 in (1944) |
| May 7 | 95.0°F (1986) | 41.0°F (1989) | 2.02 in (1984) |
| May 8 | 96.1°F (1940) | 34.0°F (1989) | 2.34 in (1980) |
| May 9 | 93.0°F (1963) | 36.0°F (1967) | 1.42 in (1978) |
| May 10 | 93.0°F (1963) | 36.0°F (1977) | 2.20 in (1979) |
| May 11 | 96.1°F (1963) | 35.1°F (1977) | 3.10 in (1957) |
| May 12 | 97.0°F (1987) | 39.9°F (1947) | 1.26 in (2021) |
| May 13 | 97.0°F (1933) | 42.1°F (2021) | 1.15 in (2025) |
| May 14 | 98.1°F (1933) | 39.9°F (1931) | 1.53 in (1989) |
| May 15 | 97.0°F (1933) | 43.0°F (1941) | 1.04 in (2012) |
| May 16 | 96.1°F (1933) | 44.1°F (1978) | 6.86 in (2014) |
| May 17 | 97.0°F (1941) | 39.0°F (1984) | 2.08 in (1945) |
| May 18 | 97.0°F (1960) | 39.9°F (1973) | 2.59 in (2012) |
| May 19 | 96.1°F (1962) | 41.0°F (1976) | 1.60 in (1969) |
| May 20 | 96.1°F (1898) | 43.0°F (2009) | 1.60 in (1952) |
| May 21 | 98.1°F (1933) | 46.0°F (1954) | 2.10 in (1931) |
| May 22 | 98.1°F (1941) | 43.0°F (1954) | 1.15 in (1928) |
| May 23 | 100.0°F (1941) | 44.1°F (1954) | 2.08 in (1928) |
| May 24 | 96.1°F (1933) | 43.0°F (1931) | 3.27 in (1977) |
| May 25 | 99.0°F (1933) | 42.1°F (1982) | 3.10 in (2018) |
| May 26 | 100.9°F (1953) | 46.9°F (1982) | 4.02 in (1982) |
| May 27 | 98.1°F (2019) | 45.0°F (1961) | 1.75 in (1954) |
| May 28 | 98.1°F (1964) | 42.1°F (1961) | 1.75 in (1990) |
| May 29 | 100.0°F (1941) | 48.0°F (1961) | 3.25 in (2020) |
| May 30 | 100.9°F (1898) | 46.0°F (1988) | 3.20 in (2012) |
| May 31 | 100.9°F (1953) | 43.0°F (1930) | 1.38 in (1933) |