April weather in Union, OR
The average temperature in Union in April is 46.6°F (34.4°F–58.9°F). Average precipitation: 1.68 inches. Average snowfall is 0.4 inches.
April is a spring month in Union, and is cooler than the annual average of 49°F. Daily temperatures swing about 24.5°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 13h 17m. For travel, April is cool.
Avg High
58.9°F
Avg Low
34.4°F
Precipitation
1.68 in
Snow
0.4 in
April records in Union
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 72.0°F (1921) | 9.0°F (1936) | 0.40 in (2007) |
| April 2 | 75.9°F (1990) | 16.0°F (1945) | 0.39 in (1950) |
| April 3 | 78.1°F (1992) | 19.9°F (2007) | 0.37 in (1922) |
| April 4 | 73.0°F (1914) | 19.9°F (1950) | 0.30 in (1920) |
| April 5 | 78.1°F (1960) | 19.0°F (1961) | 1.00 in (1920) |
| April 6 | 79.0°F (1960) | 19.0°F (1956) | 1.10 in (1969) |
| April 7 | 77.0°F (1977) | 19.0°F (1921) | 0.60 in (2010) |
| April 8 | 78.1°F (1977) | 19.0°F (1952) | 0.56 in (2019) |
| April 9 | 80.1°F (1996) | 21.0°F (1959) | 0.72 in (1976) |
| April 10 | 80.1°F (1925) | 23.0°F (1953) | 0.40 in (1998) |
| April 11 | 78.1°F (1936) | 19.9°F (1983) | 0.80 in (1925) |
| April 12 | 80.1°F (1936) | 19.9°F (1997) | 0.46 in (1928) |
| April 13 | 80.1°F (1988) | 17.1°F (1968) | 0.73 in (1954) |
| April 14 | 81.0°F (1943) | 21.9°F (1949) | 0.93 in (1952) |
| April 15 | 82.0°F (1926) | 19.0°F (1967) | 1.05 in (1935) |
| April 16 | 82.9°F (1936) | 19.0°F (2009) | 0.46 in (1978) |
| April 17 | 86.0°F (1936) | 17.1°F (1917) | 0.91 in (1942) |
| April 18 | 80.1°F (1936) | 19.0°F (1968) | 0.56 in (1996) |
| April 19 | 84.0°F (1962) | 19.9°F (1982) | 0.84 in (1997) |
| April 20 | 82.0°F (1934) | 19.9°F (1927) | 0.43 in (1997) |
| April 21 | 82.9°F (1956) | 17.1°F (1951) | 1.10 in (2010) |
| April 22 | 84.9°F (1934) | 21.9°F (1968) | 0.37 in (1989) |
| April 23 | 82.0°F (1919) | 21.9°F (1920) | 0.59 in (1997) |
| April 24 | 87.1°F (1977) | 19.9°F (1950) | 0.55 in (1983) |
| April 25 | 90.0°F (1977) | 19.9°F (1924) | 0.71 in (2003) |
| April 26 | 84.0°F (1977) | 21.9°F (2008) | 0.53 in (1930) |
| April 27 | 82.0°F (1926) | 24.1°F (1968) | 1.05 in (1978) |
| April 28 | 88.0°F (1987) | 23.0°F (1914) | 0.96 in (1990) |
| April 29 | 86.0°F (1987) | 23.0°F (1975) | 0.77 in (1915) |
| April 30 | 81.0°F (1968) | 21.9°F (1986) | 0.85 in (1995) |