May weather in Rockland, ID
The average temperature in Rockland in May is 53.7°F (39.3°F–68.0°F). Average precipitation: 1.56 inches.
May is a spring month in Rockland, and is warmer than the annual average of 47.3°F. Daily temperatures swing about 28.7°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 26m. For travel, May is a comfortable month to visit.
Avg High
68.0°F
Avg Low
39.3°F
Precipitation
1.56 in
Daylight
14h 26m
May records in Rockland
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 91.9°F (2004) | 24.1°F (2011) | 0.30 in (1995) |
| May 2 | 84.0°F (2023) | 24.1°F (2001) | 0.60 in (2022) |
| May 3 | 82.9°F (1986) | 24.1°F (2001) | 0.57 in (1995) |
| May 4 | 86.0°F (1985) | 25.0°F (2006) | 0.90 in (1993) |
| May 5 | 91.0°F (1992) | 15.1°F (1982) | 0.50 in (1983) |
| May 6 | 93.9°F (1992) | 27.0°F (1999) | 0.60 in (2024) |
| May 7 | 89.1°F (1987) | 21.0°F (2010) | 0.46 in (2000) |
| May 8 | 78.1°F (1974) | 25.0°F (2012) | 0.45 in (1993) |
| May 9 | 87.1°F (1987) | 23.0°F (2022) | 1.43 in (1991) |
| May 10 | 86.0°F (2025) | 23.0°F (2022) | 1.06 in (2011) |
| May 11 | 90.0°F (2025) | 24.1°F (1999) | 0.50 in (2010) |
| May 12 | 89.1°F (1988) | 27.0°F (2021) | 0.70 in (1980) |
| May 13 | 91.0°F (2001) | 25.0°F (1983) | 0.50 in (1988) |
| May 14 | 89.1°F (1987) | 26.1°F (1983) | 0.08 in (2024) |
| May 15 | 89.1°F (1979) | 28.0°F (1983) | 0.51 in (2025) |
| May 16 | 90.0°F (1988) | 21.0°F (1974) | 1.25 in (1996) |
| May 17 | 91.0°F (1992) | 30.9°F (2020) | 1.15 in (2015) |
| May 18 | 91.0°F (1992) | 28.0°F (2017) | 0.52 in (1996) |
| May 19 | 91.0°F (2009) | 32.0°F (2003) | 0.44 in (1983) |
| May 20 | 87.1°F (2002) | 25.0°F (2003) | 0.64 in (1974) |
| May 21 | 87.1°F (1980) | 25.0°F (2003) | 0.64 in (1981) |
| May 22 | 91.9°F (2012) | 26.1°F (2022) | 0.59 in (2002) |
| May 23 | 89.1°F (1979) | 28.9°F (2002) | 0.59 in (2024) |
| May 24 | 89.1°F (1987) | 27.0°F (2010) | 0.51 in (2011) |
| May 25 | 91.9°F (2001) | 25.0°F (1975) | 0.46 in (1973) |
| May 26 | 91.9°F (1988) | 28.9°F (1978) | 0.59 in (1981) |
| May 27 | 89.1°F (1983) | 28.0°F (1973) | 0.66 in (2012) |
| May 28 | 91.0°F (1983) | 33.1°F (1991) | 0.71 in (2022) |
| May 29 | 98.1°F (2003) | 26.1°F (1982) | 0.76 in (2013) |
| May 30 | 95.0°F (2003) | 27.0°F (1979) | 0.35 in (1990) |
| May 31 | 93.0°F (1997) | 28.9°F (1978) | 0.48 in (1997) |