May weather in Salem, OR
The average temperature in Salem in May is 57.7°F (46.3°F–69.0°F). Average precipitation: 2.25 inches.
May is a spring month in Salem, and is warmer than the annual average of 54.1°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 39m. For travel, May is a comfortable month to visit.
Avg High
69.0°F
Avg Low
46.3°F
Precipitation
2.25 in
Daylight
14h 39m
May records in Salem
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 88.0°F (2014) | 25.0°F (1954) | 1.30 in (1949) |
| May 2 | 87.1°F (1946) | 30.0°F (1952) | 0.78 in (1932) |
| May 3 | 86.0°F (1992) | 32.0°F (1894) | 1.26 in (1948) |
| May 4 | 86.0°F (1990) | 28.9°F (1952) | 0.99 in (2024) |
| May 5 | 87.1°F (1925) | 32.0°F (1985) | 1.47 in (1963) |
| May 6 | 90.0°F (1987) | 30.0°F (1984) | 1.09 in (1963) |
| May 7 | 93.9°F (1987) | 30.0°F (1984) | 0.89 in (1991) |
| May 8 | 93.9°F (1987) | 30.9°F (1990) | 0.81 in (1957) |
| May 9 | 86.0°F (1987) | 30.9°F (1894) | 0.61 in (1967) |
| May 10 | 89.1°F (2024) | 32.0°F (1895) | 0.78 in (1896) |
| May 11 | 91.0°F (1997) | 28.0°F (1985) | 0.91 in (1937) |
| May 12 | 88.0°F (1897) | 30.0°F (1985) | 0.68 in (1945) |
| May 13 | 93.9°F (1939) | 32.0°F (1920) | 1.19 in (1978) |
| May 14 | 93.0°F (1939) | 30.9°F (1920) | 1.30 in (1902) |
| May 15 | 95.0°F (2006) | 33.1°F (1932) | 0.86 in (1945) |
| May 16 | 99.0°F (2008) | 32.0°F (1980) | 1.36 in (1972) |
| May 17 | 95.0°F (1956) | 30.9°F (1966) | 1.76 in (1991) |
| May 18 | 87.1°F (1956) | 32.0°F (1976) | 0.67 in (2020) |
| May 19 | 88.0°F (1963) | 32.0°F (1982) | 0.80 in (1968) |
| May 20 | 91.9°F (1963) | 33.1°F (1975) | 0.69 in (1912) |
| May 21 | 90.0°F (1958) | 32.0°F (1971) | 0.96 in (2010) |
| May 22 | 93.0°F (2001) | 30.9°F (1960) | 0.68 in (1942) |
| May 23 | 93.0°F (1947) | 32.0°F (1935) | 0.80 in (1893) |
| May 24 | 93.0°F (1928) | 34.0°F (1955) | 1.00 in (1899) |
| May 25 | 90.0°F (1947) | 30.9°F (1920) | 0.88 in (1895) |
| May 26 | 91.0°F (2005) | 34.0°F (1930) | 1.32 in (1895) |
| May 27 | 90.0°F (2005) | 30.0°F (1966) | 0.60 in (2006) |
| May 28 | 100.0°F (1983) | 32.0°F (1966) | 0.55 in (1997) |
| May 29 | 90.0°F (1995) | 34.0°F (1979) | 0.59 in (1998) |
| May 30 | 91.0°F (1922) | 30.9°F (1920) | 1.01 in (1894) |
| May 31 | 93.9°F (1922) | 34.0°F (1920) | 1.56 in (1997) |