May weather in Rupert, ID
The average temperature in Rupert in May is 54.2°F (42.2°F–66.2°F). Average precipitation: 1.69 inches.
May is a spring month in Rupert, and is warmer than the annual average of 47°F. Daily temperatures swing about 24°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 14h 26m. For travel, May is a comfortable month to visit.
Avg High
66.2°F
Avg Low
42.2°F
Precipitation
1.69 in
Daylight
14h 26m
May records in Rupert
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 82.9°F (1926) | 16.0°F (1967) | 0.42 in (1999) |
| May 2 | 91.0°F (1947) | 21.9°F (1967) | 0.59 in (1959) |
| May 3 | 89.1°F (1947) | 25.0°F (1953) | 1.03 in (1991) |
| May 4 | 89.1°F (1966) | 25.0°F (1953) | 0.50 in (2009) |
| May 5 | 89.1°F (1966) | 21.9°F (1982) | 0.75 in (1973) |
| May 6 | 90.0°F (1947) | 23.0°F (1938) | 0.65 in (1995) |
| May 7 | 89.1°F (1947) | 21.0°F (2010) | 0.61 in (2014) |
| May 8 | 88.0°F (1987) | 21.0°F (1993) | 1.14 in (1998) |
| May 9 | 87.1°F (1954) | 27.0°F (1946) | 0.96 in (1998) |
| May 10 | 90.0°F (1940) | 25.0°F (1999) | 0.79 in (1998) |
| May 11 | 89.1°F (1941) | 24.1°F (1943) | 0.62 in (1925) |
| May 12 | 90.0°F (1960) | 27.0°F (1943) | 0.83 in (2010) |
| May 13 | 89.1°F (1988) | 27.0°F (1953) | 0.49 in (1945) |
| May 14 | 88.0°F (1927) | 27.0°F (1970) | 0.23 in (1968) |
| May 15 | 88.0°F (1927) | 28.9°F (1966) | 0.54 in (1996) |
| May 16 | 93.0°F (1927) | 28.0°F (1968) | 1.07 in (2005) |
| May 17 | 91.0°F (1927) | 28.9°F (1943) | 1.50 in (2015) |
| May 18 | 88.0°F (2006) | 27.0°F (1941) | 0.31 in (1982) |
| May 19 | 93.0°F (2009) | 30.0°F (1950) | 1.21 in (1957) |
| May 20 | 95.0°F (1954) | 28.9°F (1946) | 0.62 in (1962) |
| May 21 | 89.1°F (1958) | 30.0°F (1959) | 0.59 in (1970) |
| May 22 | 87.1°F (1926) | 30.9°F (1953) | 0.54 in (1995) |
| May 23 | 89.1°F (1967) | 25.0°F (1966) | 0.59 in (1971) |
| May 24 | 90.0°F (2001) | 30.0°F (1960) | 0.56 in (1958) |
| May 25 | 89.1°F (1969) | 25.0°F (1975) | 0.41 in (1973) |
| May 26 | 89.1°F (1938) | 28.9°F (1975) | 0.49 in (2008) |
| May 27 | 90.0°F (1958) | 30.9°F (1978) | 1.99 in (2012) |
| May 28 | 97.0°F (2003) | 28.0°F (1954) | 0.86 in (2006) |
| May 29 | 91.0°F (2003) | 30.0°F (1955) | 1.29 in (1964) |
| May 30 | 91.9°F (1984) | 30.0°F (1978) | 0.69 in (1988) |
| May 31 | 91.0°F (1986) | 30.0°F (1978) | 0.91 in (1971) |