May weather in Riggins, ID
The average temperature in Riggins in May is 55.9°F (41.1°F–70.7°F). Average precipitation: 2.17 inches.
May is a spring month in Riggins, and is warmer than the annual average of 50.2°F. Daily temperatures swing about 29.6°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 42m. For travel, May is a comfortable month to visit.
Avg High
70.7°F
Avg Low
41.1°F
Precipitation
2.17 in
Daylight
14h 42m
May records in Riggins
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 88.0°F (1947) | 26.1°F (2019) | 0.60 in (1917) |
| May 2 | 93.0°F (1947) | 28.9°F (2024) | 0.81 in (1949) |
| May 3 | 93.9°F (1966) | 28.0°F (1899) | 0.59 in (1973) |
| May 4 | 93.9°F (1966) | 28.0°F (2024) | 0.84 in (1975) |
| May 5 | 97.0°F (1966) | 30.0°F (1917) | 0.31 in (1900) |
| May 6 | 96.1°F (1966) | 33.1°F (1950) | 0.55 in (1961) |
| May 7 | 96.1°F (1987) | 30.9°F (1950) | 0.91 in (1995) |
| May 8 | 93.9°F (1987) | 30.9°F (1999) | 1.00 in (1952) |
| May 9 | 91.9°F (1987) | 30.0°F (1999) | 0.77 in (1998) |
| May 10 | 100.0°F (1940) | 30.0°F (1916) | 0.68 in (1942) |
| May 11 | 99.0°F (1940) | 28.0°F (2022) | 0.65 in (1956) |
| May 12 | 97.0°F (1993) | 30.9°F (1899) | 0.77 in (1900) |
| May 13 | 98.1°F (2001) | 30.0°F (1916) | 1.05 in (1932) |
| May 14 | 95.0°F (1939) | 30.9°F (1916) | 0.76 in (1949) |
| May 15 | 98.1°F (1939) | 32.0°F (1916) | 0.97 in (1936) |
| May 16 | 99.0°F (2006) | 30.0°F (1974) | 1.42 in (1900) |
| May 17 | 97.0°F (2007) | 33.1°F (1896) | 0.86 in (1899) |
| May 18 | 100.0°F (2006) | 32.0°F (1896) | 0.86 in (1915) |
| May 19 | 98.1°F (2009) | 32.0°F (1896) | 0.61 in (1953) |
| May 20 | 93.9°F (1897) | 33.1°F (1901) | 0.93 in (2020) |
| May 21 | 93.9°F (1942) | 34.0°F (2025) | 1.04 in (1960) |
| May 22 | 95.0°F (1988) | 32.0°F (1918) | 1.33 in (1948) |
| May 23 | 97.0°F (1940) | 28.9°F (1916) | 0.78 in (1998) |
| May 24 | 100.9°F (2001) | 30.0°F (2024) | 0.98 in (1962) |
| May 25 | 102.9°F (2003) | 37.9°F (1905) | 0.70 in (1990) |
| May 26 | 99.0°F (1966) | 35.1°F (1916) | 0.76 in (1998) |
| May 27 | 98.1°F (1958) | 37.9°F (1916) | 0.75 in (1941) |
| May 28 | 97.0°F (1958) | 37.0°F (1914) | 0.86 in (1898) |
| May 29 | 102.0°F (2003) | 25.0°F (1982) | 1.75 in (1990) |
| May 30 | 100.9°F (1986) | 34.0°F (1916) | 0.63 in (1898) |
| May 31 | 100.0°F (1986) | 32.0°F (1955) | 0.83 in (2023) |