May weather in Halfway, OR
The average temperature in Halfway in May is 56.1°F (41.0°F–71.2°F). Average precipitation: 1.78 inches.
May is a spring month in Halfway, and is warmer than the annual average of 47.9°F. Daily temperatures swing about 30.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 38m. For travel, May is a comfortable month to visit.
Avg High
71.2°F
Avg Low
41.0°F
Precipitation
1.78 in
Daylight
14h 38m
May records in Halfway
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 84.9°F (1998) | 19.0°F (1954) | 0.62 in (1949) |
| May 2 | 88.0°F (1947) | 18.0°F (1954) | 0.51 in (2007) |
| May 3 | 90.0°F (1966) | 19.9°F (1965) | 0.74 in (1973) |
| May 4 | 91.0°F (1966) | 21.0°F (1949) | 0.55 in (1956) |
| May 5 | 91.0°F (1966) | 19.0°F (1982) | 0.56 in (1979) |
| May 6 | 90.0°F (1947) | 21.9°F (1950) | 0.65 in (2005) |
| May 7 | 90.0°F (1987) | 19.0°F (2010) | 0.44 in (1951) |
| May 8 | 95.0°F (1987) | 21.9°F (1999) | 0.52 in (1991) |
| May 9 | 89.1°F (1949) | 21.0°F (2006) | 0.78 in (2005) |
| May 10 | 89.1°F (2013) | 18.0°F (1999) | 0.58 in (1970) |
| May 11 | 91.0°F (1949) | 21.9°F (1953) | 0.54 in (1951) |
| May 12 | 91.9°F (1949) | 21.0°F (1985) | 1.58 in (1958) |
| May 13 | 91.0°F (1949) | 19.9°F (2009) | 0.76 in (2015) |
| May 14 | 90.0°F (2006) | 24.1°F (1970) | 0.72 in (2001) |
| May 15 | 91.9°F (2006) | 23.0°F (1986) | 1.41 in (1959) |
| May 16 | 95.0°F (2006) | 21.9°F (1974) | 0.73 in (1945) |
| May 17 | 96.1°F (2008) | 25.0°F (1965) | 0.84 in (1991) |
| May 18 | 93.9°F (2008) | 21.9°F (1965) | 0.67 in (1957) |
| May 19 | 89.1°F (1954) | 21.9°F (2003) | 0.96 in (1991) |
| May 20 | 88.0°F (1958) | 26.1°F (2003) | 1.05 in (2020) |
| May 21 | 90.0°F (1958) | 21.9°F (1987) | 1.65 in (1998) |
| May 22 | 90.0°F (1958) | 21.0°F (1960) | 0.58 in (1998) |
| May 23 | 91.9°F (2001) | 21.9°F (1964) | 0.65 in (1970) |
| May 24 | 91.9°F (2001) | 25.0°F (2010) | 1.05 in (1945) |
| May 25 | 91.0°F (1961) | 3.9°F (1987) | 1.25 in (1998) |
| May 26 | 93.9°F (1966) | 27.0°F (1967) | 1.05 in (1998) |
| May 27 | 91.9°F (1948) | 28.0°F (2006) | 0.52 in (1938) |
| May 28 | 95.0°F (1983) | 0.0°F (1996) | 0.45 in (1990) |
| May 29 | 95.0°F (1986) | 26.1°F (1979) | 0.83 in (1953) |
| May 30 | 93.9°F (1986) | 30.0°F (1959) | 0.70 in (1944) |
| May 31 | 93.9°F (1986) | 24.1°F (1955) | 0.77 in (1943) |