May weather in Tualatin, OR
The average temperature in Tualatin in May is 57.9°F (45.7°F–70.2°F). Average precipitation: inches.
May is a spring month in Tualatin, and is warmer than the annual average of 53.7°F. Daily temperatures swing about 24.5°F between overnight low and afternoon high. Daylight averages about 14h 41m. For travel, May is a comfortable month to visit.
Avg High
70.2°F
Avg Low
45.7°F
Precipitation
in
Daylight
14h 41m
May records in Tualatin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 89.1°F (1998) | 35.1°F (1980) | 0.65 in (1984) |
| May 2 | 78.1°F (1980) | 33.1°F (2006) | 0.63 in (1998) |
| May 3 | 88.0°F (1992) | 12.9°F (1982) | 1.17 in (1975) |
| May 4 | 90.0°F (1992) | 32.0°F (1982) | 0.37 in (1988) |
| May 5 | 88.0°F (1992) | 30.9°F (1978) | 0.72 in (1979) |
| May 6 | 93.0°F (1987) | 33.1°F (2002) | 0.30 in (2005) |
| May 7 | 96.1°F (1987) | 34.0°F (2002) | 0.45 in (1979) |
| May 8 | 91.0°F (1987) | 32.0°F (2002) | 0.59 in (1991) |
| May 9 | 86.0°F (1987) | 33.1°F (2006) | 0.30 in (2005) |
| May 10 | 86.0°F (1987) | 35.1°F (1973) | 0.40 in (1986) |
| May 11 | 90.0°F (1997) | 35.1°F (1973) | 0.48 in (2000) |
| May 12 | 86.0°F (1973) | 34.0°F (1977) | 0.52 in (1987) |
| May 13 | 93.0°F (1973) | 33.1°F (1974) | 0.57 in (1988) |
| May 14 | 88.0°F (1973) | 35.1°F (1986) | 1.42 in (1978) |
| May 15 | 96.1°F (2006) | 35.1°F (1974) | 0.54 in (1996) |
| May 16 | 87.1°F (2006) | 35.1°F (2002) | 0.90 in (1991) |
| May 17 | 87.1°F (1993) | 35.1°F (1974) | 0.68 in (1996) |
| May 18 | 84.9°F (2006) | 35.1°F (1976) | 0.67 in (1991) |
| May 19 | 80.1°F (1979) | 34.0°F (1982) | 0.59 in (1986) |
| May 20 | 82.9°F (1978) | 33.1°F (1975) | 0.90 in (2005) |
| May 21 | 89.1°F (1988) | 35.1°F (1973) | 0.71 in (1998) |
| May 22 | 98.1°F (2001) | 37.0°F (1977) | 0.74 in (1996) |
| May 23 | 98.1°F (2001) | 37.0°F (1978) | 0.73 in (1984) |
| May 24 | 98.1°F (2001) | 39.0°F (1975) | 0.62 in (1989) |
| May 25 | 90.0°F (1992) | 32.0°F (1975) | 0.49 in (1998) |
| May 26 | 86.0°F (1979) | 36.0°F (1973) | 0.53 in (1984) |
| May 27 | 93.9°F (2005) | 37.9°F (1973) | 0.49 in (1980) |
| May 28 | 90.0°F (1983) | 35.1°F (1976) | 0.57 in (2004) |
| May 29 | 100.0°F (1983) | 37.9°F (1979) | 0.41 in (2002) |
| May 30 | 93.0°F (1986) | 39.0°F (1978) | 0.66 in (1993) |
| May 31 | 96.1°F (2001) | 39.9°F (1974) | 0.77 in (1977) |