May weather in Riddle, OR
The average temperature in Riddle in May is 60.1°F (46.6°F–73.6°F). Average precipitation: 1.86 inches.
May is a spring month in Riddle, and is warmer than the annual average of 56.7°F. Daily temperatures swing about 27°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 28m. For travel, May is a comfortable month to visit.
Avg High
73.6°F
Avg Low
46.6°F
Precipitation
1.86 in
Daylight
14h 28m
May records in Riddle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 93.9°F (1947) | 26.1°F (1954) | 0.83 in (1927) |
| May 2 | 89.1°F (2025) | 30.9°F (1913) | 0.78 in (1963) |
| May 3 | 96.1°F (1992) | 30.9°F (1928) | 0.61 in (2009) |
| May 4 | 89.1°F (1992) | 30.0°F (1914) | 1.16 in (2024) |
| May 5 | 93.0°F (1990) | 30.0°F (1939) | 0.96 in (2005) |
| May 6 | 91.9°F (1931) | 28.0°F (1939) | 1.94 in (1963) |
| May 7 | 95.0°F (1987) | 30.0°F (1929) | 0.78 in (1963) |
| May 8 | 99.0°F (1987) | 28.9°F (1943) | 0.72 in (1988) |
| May 9 | 97.0°F (1987) | 30.9°F (1999) | 1.09 in (2005) |
| May 10 | 93.9°F (1987) | 30.9°F (1920) | 1.06 in (2005) |
| May 11 | 96.1°F (1931) | 32.0°F (1920) | 0.79 in (2023) |
| May 12 | 100.0°F (1931) | 30.9°F (1916) | 0.61 in (1998) |
| May 13 | 97.0°F (1939) | 28.9°F (1982) | 1.01 in (1996) |
| May 14 | 96.1°F (1939) | 28.0°F (1943) | 0.57 in (2001) |
| May 15 | 96.1°F (2014) | 33.1°F (1929) | 0.74 in (1996) |
| May 16 | 100.0°F (2006) | 33.1°F (1929) | 0.99 in (1925) |
| May 17 | 106.0°F (2008) | 30.0°F (1943) | 0.95 in (1917) |
| May 18 | 100.0°F (2008) | 30.9°F (1938) | 1.00 in (1937) |
| May 19 | 91.0°F (2008) | 30.9°F (1941) | 1.17 in (1939) |
| May 20 | 93.0°F (2008) | 34.0°F (1976) | 0.88 in (1998) |
| May 21 | 88.0°F (2001) | 30.9°F (1918) | 1.22 in (1998) |
| May 22 | 99.0°F (2001) | 30.9°F (1918) | 0.51 in (1914) |
| May 23 | 95.0°F (1947) | 34.0°F (1935) | 0.56 in (1990) |
| May 24 | 100.9°F (1928) | 33.1°F (1935) | 0.54 in (1981) |
| May 25 | 98.1°F (1938) | 30.9°F (1920) | 0.69 in (2008) |
| May 26 | 91.9°F (1979) | 28.9°F (1922) | 1.13 in (1953) |
| May 27 | 93.9°F (2005) | 30.0°F (1922) | 0.68 in (2010) |
| May 28 | 95.0°F (1983) | 30.9°F (1920) | 0.57 in (2010) |
| May 29 | 97.0°F (1983) | 34.0°F (1976) | 1.14 in (1932) |
| May 30 | 99.0°F (1931) | 33.1°F (1927) | 0.77 in (2020) |
| May 31 | 98.1°F (1931) | 33.1°F (1919) | 0.93 in (1943) |