July weather in Heppner, OR
The average temperature in Heppner in July is 71.0°F (55.1°F–86.8°F). Average precipitation: 0.31 inches.
July is a summer month in Heppner, and is warmer than the annual average of 51.7°F. Daily temperatures swing about 31.7°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 15h 8m. For travel, July is a comfortable month to visit.
Avg High
86.8°F
Avg Low
55.1°F
Precipitation
0.31 in
Daylight
15h 8m
July records in Heppner
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 100.0°F (1987) | 36.0°F (1907) | 0.35 in (1912) |
| July 2 | 99.0°F (1906) | 37.0°F (1954) | 0.63 in (1966) |
| July 3 | 104.0°F (1922) | 37.0°F (1962) | 0.47 in (1902) |
| July 4 | 105.1°F (1906) | 41.0°F (1907) | 0.37 in (1986) |
| July 5 | 102.0°F (1968) | 37.9°F (1932) | 0.58 in (1948) |
| July 6 | 102.9°F (1968) | 39.9°F (1898) | 1.03 in (1923) |
| July 7 | 99.0°F (1908) | 37.9°F (1971) | 0.30 in (1948) |
| July 8 | 100.9°F (1968) | 37.9°F (2005) | 0.50 in (1963) |
| July 9 | 100.9°F (1975) | -50.1°F (1960) | 1.90 in (1918) |
| July 10 | 104.0°F (2024) | 39.9°F (1905) | 0.34 in (1971) |
| July 11 | 105.1°F (1926) | 37.9°F (1943) | 0.47 in (1947) |
| July 12 | 102.9°F (1990) | 35.1°F (1993) | 1.35 in (1904) |
| July 13 | 106.0°F (2002) | 39.9°F (1909) | 1.90 in (1908) |
| July 14 | 102.9°F (1935) | 41.0°F (1913) | 0.15 in (1964) |
| July 15 | 102.9°F (1935) | 37.0°F (1986) | 0.24 in (1964) |
| July 16 | 102.9°F (1911) | 32.0°F (1986) | 0.56 in (1942) |
| July 17 | 102.0°F (1979) | 41.0°F (1909) | 0.24 in (1991) |
| July 18 | 104.0°F (1941) | 39.0°F (1962) | 0.50 in (2012) |
| July 19 | 102.9°F (1960) | 39.0°F (1898) | 0.27 in (1968) |
| July 20 | 102.9°F (1905) | 42.1°F (1924) | 0.85 in (1993) |
| July 21 | 107.1°F (1905) | 39.0°F (1898) | 0.28 in (1972) |
| July 22 | 106.0°F (1905) | 39.9°F (1934) | 0.80 in (1992) |
| July 23 | 104.0°F (1905) | 39.9°F (1899) | 0.46 in (1992) |
| July 24 | 107.1°F (1928) | 44.1°F (1948) | 0.10 in (2002) |
| July 25 | 108.0°F (1928) | 43.0°F (1948) | 0.18 in (1937) |
| July 26 | 105.1°F (1928) | 41.0°F (1919) | 0.16 in (1918) |
| July 27 | 102.9°F (1939) | 32.0°F (2014) | 0.91 in (1940) |
| July 28 | 107.1°F (1939) | 39.9°F (1949) | 0.48 in (1947) |
| July 29 | 104.0°F (1998) | 37.0°F (1917) | 0.08 in (2010) |
| July 30 | 105.1°F (2003) | 43.0°F (1963) | 0.16 in (1964) |
| July 31 | 105.1°F (2022) | 43.0°F (1945) | 0.30 in (1905) |