May weather in Silverton, OR
The average temperature in Silverton in May is 56.7°F (47.0°F–66.5°F). Average precipitation: 2.88 inches.
May is a spring month in Silverton, and is warmer than the annual average of 53.1°F. Daily temperatures swing about 19.5°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 14h 39m. For travel, May is a comfortable month to visit.
Avg High
66.5°F
Avg Low
47.0°F
Precipitation
2.88 in
Daylight
14h 39m
May records in Silverton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 86.0°F (2014) | 34.0°F (1972) | 0.51 in (1984) |
| May 2 | 87.1°F (2014) | 33.1°F (1964) | 0.73 in (1977) |
| May 3 | 86.0°F (1992) | 36.0°F (1964) | 1.06 in (1975) |
| May 4 | 84.9°F (1992) | 33.1°F (1996) | 0.81 in (2024) |
| May 5 | 87.1°F (1992) | 35.1°F (1985) | 0.72 in (1979) |
| May 6 | 84.9°F (1992) | 34.0°F (1965) | 1.64 in (1963) |
| May 7 | 89.1°F (1987) | 35.1°F (1965) | 1.18 in (1963) |
| May 8 | 91.0°F (1987) | 33.1°F (1996) | 1.37 in (1991) |
| May 9 | 93.0°F (1987) | 35.1°F (1996) | 0.74 in (2005) |
| May 10 | 87.1°F (1987) | 35.1°F (2012) | 0.80 in (2014) |
| May 11 | 86.0°F (2024) | 33.1°F (1985) | 0.53 in (1995) |
| May 12 | 91.0°F (1997) | 32.0°F (1985) | 0.63 in (2000) |
| May 13 | 91.0°F (2023) | 36.0°F (1974) | 0.46 in (1996) |
| May 14 | 91.0°F (1973) | 33.1°F (1964) | 1.10 in (1978) |
| May 15 | 89.1°F (2014) | 35.1°F (1986) | 0.79 in (1978) |
| May 16 | 84.9°F (2008) | 37.9°F (1986) | 0.61 in (1977) |
| May 17 | 96.1°F (2008) | 36.0°F (1974) | 2.35 in (1972) |
| May 18 | 91.9°F (2008) | 37.0°F (2003) | 0.80 in (1991) |
| May 19 | 84.0°F (1963) | 37.0°F (1982) | 0.62 in (2019) |
| May 20 | 88.0°F (1963) | 37.0°F (1975) | 0.74 in (1968) |
| May 21 | 93.0°F (1963) | 37.0°F (1973) | 0.72 in (1998) |
| May 22 | 86.0°F (1988) | 39.9°F (2013) | 0.70 in (2010) |
| May 23 | 91.0°F (2001) | 35.1°F (1964) | 0.74 in (1984) |
| May 24 | 89.1°F (1992) | 39.0°F (1964) | 0.65 in (1973) |
| May 25 | 86.0°F (1983) | 36.0°F (2025) | 0.74 in (1968) |
| May 26 | 86.0°F (2005) | 37.0°F (1973) | 1.14 in (1971) |
| May 27 | 91.0°F (2005) | 37.0°F (1966) | 0.87 in (2011) |
| May 28 | 90.0°F (2005) | 39.0°F (1966) | 0.66 in (2022) |
| May 29 | 102.0°F (1983) | 36.0°F (2001) | 0.73 in (1967) |
| May 30 | 87.1°F (1973) | 37.0°F (1999) | 0.52 in (1998) |
| May 31 | 89.1°F (1986) | 39.0°F (1984) | 0.60 in (1987) |