May weather in Hilton Head Island, SC
The average temperature in Hilton Head Island in May is 74.6°F (65.7°F–83.6°F). Average precipitation: inches.
May is a spring month in Hilton Head Island, and is warmer than the annual average of 67.8°F. Daily temperatures swing about 17.9°F between overnight low and afternoon high. Daylight averages about 13h 39m. For travel, May is a comfortable month to visit.
Avg High
83.6°F
Avg Low
65.7°F
Precipitation
in
Daylight
13h 39m
May records in Hilton Head Island
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 95.0°F (1962) | 46.0°F (1999) | 3.12 in (1976) |
| May 2 | 93.0°F (1959) | 39.0°F (1963) | 1.78 in (1964) |
| May 3 | 96.1°F (1959) | 37.0°F (1939) | 2.23 in (1957) |
| May 4 | 95.0°F (1902) | 37.9°F (1939) | 2.50 in (1917) |
| May 5 | 96.1°F (1915) | 39.9°F (1957) | 1.00 in (1922) |
| May 6 | 93.9°F (1938) | 42.1°F (1957) | 1.72 in (2005) |
| May 7 | 93.0°F (1959) | 44.1°F (1957) | 1.80 in (1912) |
| May 8 | 93.9°F (1932) | 46.0°F (1944) | 2.15 in (1915) |
| May 9 | 96.1°F (1962) | 44.1°F (1954) | 1.29 in (1979) |
| May 10 | 91.9°F (1896) | 45.0°F (1906) | 1.41 in (1949) |
| May 11 | 97.0°F (1896) | 45.0°F (1921) | 2.22 in (1915) |
| May 12 | 95.0°F (1896) | 45.0°F (1947) | 2.37 in (1974) |
| May 13 | 95.0°F (1956) | 50.0°F (1960) | 4.13 in (1954) |
| May 14 | 95.0°F (1956) | 48.0°F (1917) | 1.98 in (1993) |
| May 15 | 95.0°F (1970) | 51.1°F (1939) | 5.33 in (1903) |
| May 16 | 97.0°F (1994) | 48.9°F (1939) | 2.00 in (1922) |
| May 17 | 95.0°F (1941) | 50.0°F (1927) | 1.40 in (1934) |
| May 18 | 98.1°F (1960) | 51.1°F (1916) | 1.92 in (2003) |
| May 19 | 95.0°F (1996) | 48.9°F (1976) | 3.01 in (1969) |
| May 20 | 95.0°F (1930) | 52.0°F (1894) | 1.20 in (1953) |
| May 21 | 100.0°F (1938) | 48.9°F (1954) | 3.05 in (1966) |
| May 22 | 99.0°F (1938) | 48.9°F (1968) | 2.50 in (1967) |
| May 23 | 97.0°F (1960) | 48.9°F (1954) | 3.01 in (2003) |
| May 24 | 96.1°F (1953) | 48.9°F (1951) | 2.28 in (1976) |
| May 25 | 98.1°F (1962) | 50.0°F (1967) | 2.18 in (1970) |
| May 26 | 98.1°F (1962) | 52.0°F (1942) | 2.10 in (1938) |
| May 27 | 100.0°F (1962) | 51.1°F (1961) | 1.76 in (1946) |
| May 28 | 97.0°F (1964) | 46.9°F (1961) | 2.00 in (1923) |
| May 29 | 96.1°F (1898) | 55.0°F (1934) | 1.67 in (1896) |
| May 30 | 98.1°F (1898) | 52.0°F (1971) | 5.50 in (1957) |
| May 31 | 100.0°F (1927) | 50.0°F (1984) | 1.84 in (1915) |