August weather in Waterville, WA
The average temperature in Waterville in August is 67.7°F (52.5°F–82.8°F). Average precipitation: 0.27 inches.
August is a summer month in Waterville, and is warmer than the annual average of 45.2°F. Daily temperatures swing about 30.3°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 14h 5m. For travel, August is a comfortable month to visit.
Avg High
82.8°F
Avg Low
52.5°F
Precipitation
0.27 in
Daylight
14h 5m
August records in Waterville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.9°F (1971) | 42.1°F (1953) | 0.71 in (1927) |
| August 2 | 99.0°F (1994) | 37.0°F (1956) | 0.41 in (2013) |
| August 3 | 100.9°F (1961) | 37.0°F (1900) | 0.50 in (1911) |
| August 4 | 104.0°F (1961) | 39.0°F (1896) | 0.44 in (1965) |
| August 5 | 100.0°F (1904) | 39.9°F (1896) | 0.54 in (1977) |
| August 6 | 102.9°F (1902) | 36.0°F (1907) | 0.27 in (1999) |
| August 7 | 99.0°F (1972) | 34.0°F (1907) | 0.94 in (1976) |
| August 8 | 100.0°F (1898) | 37.9°F (1938) | 0.71 in (1976) |
| August 9 | 100.0°F (1972) | 41.0°F (1995) | 0.10 in (1900) |
| August 10 | 99.0°F (1971) | 39.9°F (1964) | 0.40 in (1948) |
| August 11 | 100.9°F (1971) | 42.1°F (1899) | 0.90 in (1983) |
| August 12 | 100.0°F (1977) | 39.0°F (1912) | 0.22 in (1941) |
| August 13 | 100.0°F (2004) | 39.9°F (1895) | 0.81 in (2014) |
| August 14 | 100.0°F (2004) | 36.0°F (2018) | 0.69 in (2014) |
| August 15 | 100.0°F (1901) | 36.0°F (2018) | 1.05 in (1968) |
| August 16 | 98.1°F (2004) | 39.0°F (1912) | 0.42 in (1976) |
| August 17 | 100.9°F (1967) | 42.1°F (1895) | 0.36 in (1924) |
| August 18 | 102.9°F (1967) | 37.0°F (1907) | 0.39 in (1975) |
| August 19 | 102.0°F (1897) | 37.9°F (1916) | 1.22 in (1975) |
| August 20 | 100.0°F (1897) | 39.9°F (1978) | 0.35 in (1930) |
| August 21 | 100.0°F (1897) | 35.1°F (1960) | 0.58 in (1990) |
| August 22 | 99.0°F (1901) | 37.0°F (1960) | 0.35 in (1978) |
| August 23 | 98.1°F (1894) | 35.1°F (1925) | 0.26 in (1937) |
| August 24 | 98.1°F (1966) | 32.0°F (1910) | 0.78 in (1956) |
| August 25 | 96.1°F (1996) | 30.0°F (1910) | 1.65 in (1983) |
| August 26 | 93.0°F (1924) | 28.9°F (1900) | 1.21 in (1954) |
| August 27 | 95.0°F (1986) | 37.9°F (1899) | 1.11 in (1941) |
| August 28 | 96.1°F (1929) | 34.0°F (1900) | 0.75 in (1968) |
| August 29 | 96.1°F (1915) | 36.0°F (1980) | 0.51 in (1951) |
| August 30 | 93.0°F (1929) | 37.0°F (1924) | 0.58 in (1951) |
| August 31 | 95.0°F (1967) | 32.0°F (1927) | 0.56 in (1898) |