May weather in Port Royal, VA
The average temperature in Port Royal in May is 64.5°F (53.5°F–75.4°F). Average precipitation: 4.13 inches.
May is a spring month in Port Royal, and is warmer than the annual average of 56.6°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 4m. For travel, May is a comfortable month to visit.
Avg High
75.4°F
Avg Low
53.5°F
Precipitation
4.13 in
Daylight
14h 4m
May records in Port Royal
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1974) | 33.1°F (1971) | 0.84 in (2014) |
| May 2 | 90.0°F (1986) | 33.1°F (1960) | 2.80 in (1989) |
| May 3 | 91.0°F (2018) | 30.9°F (1963) | 1.14 in (2009) |
| May 4 | 91.0°F (1965) | 28.9°F (1986) | 1.68 in (1987) |
| May 5 | 90.0°F (1965) | 35.1°F (1973) | 2.49 in (2017) |
| May 6 | 86.0°F (1963) | 37.0°F (1987) | 1.20 in (1989) |
| May 7 | 90.0°F (1966) | 28.9°F (1968) | 1.78 in (1967) |
| May 8 | 91.9°F (1959) | 30.0°F (1974) | 1.17 in (2006) |
| May 9 | 91.9°F (2000) | 32.0°F (2020) | 2.30 in (1960) |
| May 10 | 93.9°F (1963) | 30.9°F (2020) | 0.68 in (2012) |
| May 11 | 93.9°F (1963) | 27.0°F (1966) | 3.14 in (2008) |
| May 12 | 91.0°F (2018) | 36.0°F (2020) | 2.07 in (1981) |
| May 13 | 91.0°F (2000) | 34.0°F (2020) | 1.51 in (1974) |
| May 14 | 95.0°F (2000) | 32.0°F (2013) | 1.07 in (2025) |
| May 15 | 88.0°F (1991) | 35.1°F (1984) | 0.90 in (1972) |
| May 16 | 93.0°F (1962) | 35.1°F (1973) | 2.17 in (2014) |
| May 17 | 93.9°F (2017) | 32.0°F (1984) | 1.55 in (1983) |
| May 18 | 91.0°F (1974) | 36.0°F (1973) | 2.56 in (2018) |
| May 19 | 91.9°F (1962) | 39.0°F (1976) | 1.70 in (2017) |
| May 20 | 95.0°F (1996) | 36.0°F (1992) | 2.05 in (1972) |
| May 21 | 96.1°F (1996) | 33.1°F (1992) | 1.85 in (1986) |
| May 22 | 91.9°F (1996) | 30.0°F (2002) | 1.73 in (1960) |
| May 23 | 91.0°F (2021) | 39.0°F (1971) | 2.97 in (2016) |
| May 24 | 91.0°F (1964) | 35.1°F (1963) | 1.71 in (2010) |
| May 25 | 90.0°F (1964) | 34.0°F (1967) | 0.72 in (2017) |
| May 26 | 93.9°F (2021) | 37.9°F (1988) | 2.20 in (2001) |
| May 27 | 91.0°F (1991) | 39.0°F (1972) | 0.92 in (1961) |
| May 28 | 91.0°F (2019) | 35.1°F (1994) | 1.58 in (2022) |
| May 29 | 91.0°F (2019) | 37.0°F (1997) | 1.82 in (1990) |
| May 30 | 91.9°F (1969) | 39.9°F (1964) | 1.54 in (1982) |
| May 31 | 96.1°F (1991) | 41.0°F (1961) | 1.75 in (1992) |