August weather in Wenatchee, WA
The average temperature in Wenatchee in August is 74.6°F (61.1°F–88.2°F). Average precipitation: 0.18 inches.
August is a summer month in Wenatchee, and is warmer than the annual average of 52.5°F. Daily temperatures swing about 27.1°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 14h 4m. For travel, August is hot.
Avg High
88.2°F
Avg Low
61.1°F
Precipitation
0.18 in
Daylight
14h 4m
August records in Wenatchee
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 106.0°F (2022) | 50.0°F (1933) | 0.19 in (1976) |
| August 2 | 106.0°F (2009) | 48.9°F (1940) | 0.16 in (1964) |
| August 3 | 105.1°F (1977) | 50.0°F (1937) | 0.13 in (1962) |
| August 4 | 102.9°F (1939) | 41.0°F (1934) | 0.25 in (1957) |
| August 5 | 102.0°F (1961) | 48.9°F (1969) | 0.23 in (1933) |
| August 6 | 102.0°F (2005) | 50.0°F (1935) | 0.89 in (1976) |
| August 7 | 102.0°F (1971) | 48.0°F (1939) | 0.62 in (1991) |
| August 8 | 102.0°F (1971) | 45.0°F (1938) | 0.60 in (2023) |
| August 9 | 105.1°F (1971) | 48.9°F (1931) | 0.11 in (2019) |
| August 10 | 105.1°F (1971) | 48.9°F (1947) | 0.32 in (2019) |
| August 11 | 105.1°F (1971) | 48.0°F (1935) | 1.43 in (1952) |
| August 12 | 102.9°F (1977) | 52.0°F (1932) | 0.19 in (1941) |
| August 13 | 104.0°F (1977) | 48.0°F (1932) | 0.25 in (2014) |
| August 14 | 104.0°F (1977) | 48.0°F (1931) | 0.33 in (2014) |
| August 15 | 102.0°F (1992) | 45.0°F (1937) | 0.35 in (1972) |
| August 16 | 106.0°F (2023) | 42.1°F (1937) | 0.59 in (1972) |
| August 17 | 102.9°F (1942) | 46.0°F (1973) | 0.10 in (1988) |
| August 18 | 106.0°F (1977) | 46.0°F (1973) | 2.72 in (1975) |
| August 19 | 105.1°F (1967) | 41.0°F (1973) | 0.24 in (1954) |
| August 20 | 102.9°F (1967) | 45.0°F (1945) | 0.29 in (1953) |
| August 21 | 102.9°F (1977) | 46.0°F (1968) | 0.88 in (1990) |
| August 22 | 100.0°F (1970) | 42.1°F (1960) | 0.25 in (1990) |
| August 23 | 102.9°F (1970) | 43.0°F (1938) | 1.69 in (1965) |
| August 24 | 102.9°F (2025) | 44.1°F (1937) | 0.74 in (2024) |
| August 25 | 102.9°F (2025) | 48.0°F (1933) | 0.41 in (1994) |
| August 26 | 102.9°F (2025) | 44.1°F (1933) | 1.73 in (1956) |
| August 27 | 97.0°F (1972) | 41.0°F (1977) | 0.72 in (1941) |
| August 28 | 99.0°F (1972) | 46.9°F (2000) | 0.28 in (1951) |
| August 29 | 100.0°F (2023) | 41.0°F (1959) | 0.82 in (1951) |
| August 30 | 99.0°F (1974) | 42.1°F (1959) | 0.60 in (1951) |
| August 31 | 98.1°F (1974) | 46.0°F (1932) | 0.16 in (1971) |