August weather in Waynesville, MO
The average temperature in Waynesville in August is 76.8°F (65.1°F–88.6°F). Average precipitation: 4.61 inches.
August is a summer month in Waynesville, and is warmer than the annual average of 56.5°F. Daily temperatures swing about 23.5°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 13h 28m. For travel, August is hot.
Avg High
88.6°F
Avg Low
65.1°F
Precipitation
4.61 in
Daylight
13h 28m
August records in Waynesville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 106.0°F (1980) | 51.1°F (1960) | 1.77 in (2023) |
| August 2 | 105.1°F (1987) | 52.0°F (1973) | 2.95 in (1944) |
| August 3 | 105.1°F (1964) | 45.0°F (1950) | 2.96 in (2016) |
| August 4 | 102.9°F (1956) | 45.0°F (1974) | 2.04 in (1972) |
| August 5 | 105.1°F (1956) | 48.9°F (1974) | 2.51 in (2011) |
| August 6 | 105.1°F (1962) | 45.0°F (1957) | 5.36 in (2017) |
| August 7 | 100.0°F (1962) | 45.0°F (1957) | 1.50 in (1991) |
| August 8 | 102.9°F (1956) | 44.1°F (1989) | 1.42 in (2019) |
| August 9 | 100.0°F (1962) | 45.0°F (1989) | 2.53 in (1951) |
| August 10 | 100.9°F (1941) | 46.9°F (1989) | 1.30 in (1956) |
| August 11 | 100.9°F (1975) | 46.9°F (1960) | 1.99 in (1952) |
| August 12 | 102.0°F (1975) | 44.1°F (1967) | 1.15 in (1978) |
| August 13 | 104.0°F (2007) | 43.0°F (1964) | 4.20 in (1946) |
| August 14 | 100.9°F (1953) | 46.9°F (1967) | 4.70 in (1946) |
| August 15 | 104.0°F (2007) | 46.0°F (1992) | 2.12 in (1951) |
| August 16 | 104.0°F (2007) | 43.0°F (1992) | 1.73 in (2018) |
| August 17 | 104.0°F (2003) | 46.9°F (1992) | 4.40 in (2014) |
| August 18 | 104.0°F (1954) | 50.0°F (1943) | 2.77 in (1974) |
| August 19 | 107.1°F (1962) | 43.0°F (1953) | 2.87 in (1997) |
| August 20 | 105.1°F (1962) | 44.1°F (1953) | 3.02 in (2007) |
| August 21 | 102.9°F (2003) | 39.0°F (1950) | 5.92 in (2007) |
| August 22 | 102.9°F (1983) | 42.1°F (1950) | 2.14 in (2019) |
| August 23 | 100.0°F (1962) | 45.0°F (1949) | 1.30 in (1988) |
| August 24 | 102.0°F (1943) | 44.1°F (1952) | 2.21 in (2004) |
| August 25 | 102.0°F (1943) | 44.1°F (1952) | 1.70 in (1944) |
| August 26 | 102.0°F (1943) | 44.1°F (1962) | 2.58 in (2006) |
| August 27 | 102.0°F (1943) | 45.0°F (1967) | 2.14 in (2019) |
| August 28 | 102.9°F (1983) | 39.9°F (1967) | 2.75 in (1949) |
| August 29 | 106.0°F (1984) | 36.0°F (1986) | 2.12 in (2008) |
| August 30 | 102.9°F (1984) | 39.9°F (1988) | 3.88 in (2018) |
| August 31 | 102.0°F (2000) | 44.1°F (1988) | 2.61 in (1994) |