July weather in Walla Walla, WA
The average temperature in Walla Walla in July is 76.3°F (62.4°F–90.1°F). Average precipitation: 0.47 inches.
July is a summer month in Walla Walla, and is warmer than the annual average of 54.3°F. Daily temperatures swing about 27.7°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 15h 13m. For travel, July is hot.
Avg High
90.1°F
Avg Low
62.4°F
Precipitation
0.47 in
Daylight
15h 13m
July records in Walla Walla
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 106.0°F (2013) | 46.9°F (1955) | 0.37 in (1983) |
| July 2 | 105.1°F (2013) | 43.0°F (1955) | 0.90 in (1966) |
| July 3 | 105.1°F (1970) | 43.0°F (1962) | 0.39 in (1966) |
| July 4 | 106.0°F (1968) | 46.0°F (2012) | 0.41 in (1986) |
| July 5 | 109.9°F (2007) | 48.0°F (1999) | 0.51 in (1994) |
| July 6 | 106.0°F (1968) | 44.1°F (1952) | 0.83 in (1981) |
| July 7 | 105.1°F (1985) | 39.9°F (1971) | 0.46 in (1963) |
| July 8 | 109.0°F (1985) | 46.9°F (1981) | 0.53 in (2016) |
| July 9 | 113.0°F (1975) | 52.0°F (1963) | 0.64 in (1971) |
| July 10 | 114.1°F (1975) | 48.0°F (1974) | 0.52 in (1987) |
| July 11 | 109.0°F (1990) | 46.0°F (2008) | 0.03 in (1956) |
| July 12 | 109.9°F (2002) | 46.9°F (1971) | 0.87 in (1991) |
| July 13 | 107.1°F (2014) | 48.9°F (1993) | 0.85 in (1983) |
| July 14 | 104.0°F (1955) | 51.1°F (2020) | 0.27 in (1964) |
| July 15 | 107.1°F (1970) | 48.9°F (2000) | 0.71 in (1964) |
| July 16 | 105.1°F (1984) | 48.0°F (1974) | 0.16 in (1955) |
| July 17 | 108.0°F (1960) | 51.1°F (1949) | 0.22 in (1977) |
| July 18 | 109.0°F (1960) | 48.0°F (1991) | 0.12 in (1950) |
| July 19 | 106.0°F (1979) | 48.9°F (1962) | 0.28 in (1968) |
| July 20 | 109.0°F (1985) | 48.0°F (2019) | 0.33 in (1983) |
| July 21 | 108.0°F (1994) | 52.0°F (1954) | 0.41 in (1965) |
| July 22 | 111.9°F (1994) | 48.0°F (1982) | 0.99 in (1992) |
| July 23 | 108.0°F (2006) | 48.0°F (1963) | 3.64 in (1992) |
| July 24 | 109.9°F (1994) | 52.0°F (1953) | 0.11 in (1991) |
| July 25 | 107.1°F (1984) | 51.1°F (1966) | 0.24 in (1987) |
| July 26 | 105.1°F (1982) | 52.0°F (1992) | 0.06 in (1955) |
| July 27 | 106.0°F (1968) | 53.1°F (1959) | 0.17 in (1955) |
| July 28 | 107.1°F (1974) | 48.9°F (1954) | 0.01 in (1950) |
| July 29 | 108.0°F (2022) | 51.1°F (1954) | 0.03 in (1975) |
| July 30 | 109.0°F (2021) | 53.1°F (1950) | 1.00 in (1964) |
| July 31 | 111.0°F (1971) | 50.0°F (2006) | 0.39 in (1985) |