May weather in Boardman, OR
The average temperature in Boardman in May is 61.5°F (47.8°F–75.2°F). Average precipitation: 0.80 inches.
May is a spring month in Boardman, and is warmer than the annual average of 54°F. Daily temperatures swing about 27.4°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 14h 44m. For travel, May is a comfortable month to visit.
Avg High
75.2°F
Avg Low
47.8°F
Precipitation
0.80 in
Daylight
14h 44m
May records in Boardman
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1981) | 28.9°F (2013) | 0.33 in (2022) |
| May 2 | 87.1°F (1998) | 30.0°F (2008) | 0.20 in (2007) |
| May 3 | 87.1°F (1980) | 30.0°F (2006) | 0.47 in (2009) |
| May 4 | 89.1°F (1980) | 32.0°F (2011) | 0.10 in (1993) |
| May 5 | 90.0°F (2017) | 30.9°F (1982) | 0.30 in (2009) |
| May 6 | 90.0°F (1990) | 34.0°F (2000) | 0.39 in (1986) |
| May 7 | 91.9°F (1992) | 32.0°F (2010) | 0.17 in (2022) |
| May 8 | 93.9°F (1987) | 32.0°F (2002) | 1.11 in (1972) |
| May 9 | 95.0°F (1987) | 32.0°F (1996) | 0.35 in (2023) |
| May 10 | 93.0°F (2007) | 33.1°F (2002) | 0.31 in (1977) |
| May 11 | 93.0°F (2013) | 30.0°F (2012) | 0.17 in (2018) |
| May 12 | 96.1°F (2013) | 32.0°F (2012) | 0.31 in (2004) |
| May 13 | 96.1°F (1993) | 34.0°F (2006) | 1.20 in (2015) |
| May 14 | 91.9°F (1973) | 37.0°F (2006) | 0.50 in (2016) |
| May 15 | 95.0°F (1973) | 37.0°F (2009) | 0.77 in (2011) |
| May 16 | 95.0°F (1973) | 37.9°F (1974) | 0.20 in (1994) |
| May 17 | 99.0°F (2006) | 36.0°F (2011) | 0.30 in (2020) |
| May 18 | 100.9°F (2008) | 36.0°F (1976) | 0.38 in (2010) |
| May 19 | 96.1°F (2008) | 34.0°F (2003) | 0.50 in (2020) |
| May 20 | 93.0°F (2023) | 37.0°F (1987) | 1.43 in (2006) |
| May 21 | 95.0°F (2023) | 34.0°F (2009) | 0.60 in (1972) |
| May 22 | 88.0°F (1979) | 36.0°F (1992) | 0.44 in (2013) |
| May 23 | 93.0°F (2001) | 37.0°F (2013) | 0.32 in (2024) |
| May 24 | 97.0°F (2017) | 39.9°F (2013) | 0.26 in (2013) |
| May 25 | 96.1°F (2001) | 41.0°F (1972) | 0.53 in (1981) |
| May 26 | 93.9°F (1983) | 41.0°F (1984) | 0.45 in (1980) |
| May 27 | 96.1°F (1983) | 39.0°F (1984) | 0.30 in (1982) |
| May 28 | 97.0°F (1983) | 39.0°F (1976) | 0.70 in (2010) |
| May 29 | 100.9°F (1983) | 39.0°F (2007) | 0.39 in (2022) |
| May 30 | 102.0°F (1983) | 39.9°F (2014) | 0.24 in (1988) |
| May 31 | 102.0°F (1986) | 39.0°F (1974) | 0.87 in (2009) |