August weather in Alcoa, TN
The average temperature in Alcoa in August is 77.6°F (67.5°F–87.8°F). Average precipitation: 3.63 inches.
August is a summer month in Alcoa, and is warmer than the annual average of 59.5°F. Daily temperatures swing about 20.3°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 22m. For travel, August is a comfortable month to visit.
Avg High
87.8°F
Avg Low
67.5°F
Precipitation
3.63 in
Daylight
13h 22m
August records in Alcoa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (1935) | 59.0°F (1914) | 1.82 in (2024) |
| August 2 | 97.0°F (1942) | 57.9°F (1925) | 1.57 in (2018) |
| August 3 | 99.0°F (2011) | 57.9°F (1976) | 2.94 in (1942) |
| August 4 | 99.0°F (1930) | 55.9°F (1950) | 1.27 in (1990) |
| August 5 | 100.9°F (1930) | 57.0°F (1929) | 1.17 in (2020) |
| August 6 | 99.0°F (1930) | 55.9°F (2017) | 2.28 in (1940) |
| August 7 | 100.9°F (1935) | 54.0°F (2004) | 1.66 in (2017) |
| August 8 | 100.9°F (1930) | 53.1°F (1989) | 1.21 in (1977) |
| August 9 | 99.0°F (1930) | 55.9°F (1989) | 2.24 in (2012) |
| August 10 | 100.0°F (1980) | 57.9°F (1976) | 2.53 in (2023) |
| August 11 | 97.0°F (1925) | 57.0°F (1967) | 3.00 in (1983) |
| August 12 | 100.0°F (1935) | 57.0°F (1931) | 2.00 in (2017) |
| August 13 | 100.0°F (1925) | 53.1°F (1964) | 2.65 in (1934) |
| August 14 | 98.1°F (1995) | 57.9°F (1967) | 1.56 in (1920) |
| August 15 | 99.0°F (1995) | 55.9°F (1963) | 2.32 in (2020) |
| August 16 | 100.9°F (2007) | 57.0°F (1992) | 2.90 in (1964) |
| August 17 | 100.9°F (1988) | 59.0°F (1979) | 2.81 in (2021) |
| August 18 | 100.9°F (1988) | 59.0°F (1943) | 1.15 in (2014) |
| August 19 | 98.1°F (1936) | 57.0°F (1943) | 0.91 in (2009) |
| August 20 | 99.0°F (1936) | 55.9°F (1943) | 1.77 in (1931) |
| August 21 | 100.9°F (1983) | 57.9°F (1930) | 1.20 in (2010) |
| August 22 | 99.0°F (1968) | 53.1°F (1956) | 3.02 in (1969) |
| August 23 | 102.0°F (2007) | 54.0°F (1930) | 2.05 in (2025) |
| August 24 | 100.0°F (2007) | 54.0°F (1997) | 3.25 in (1959) |
| August 25 | 99.0°F (1943) | 54.0°F (1923) | 1.44 in (1941) |
| August 26 | 97.0°F (1987) | 53.1°F (1917) | 1.46 in (2008) |
| August 27 | 100.9°F (1943) | 53.1°F (2025) | 2.79 in (2009) |
| August 28 | 98.1°F (1936) | 54.0°F (1927) | 1.18 in (1933) |
| August 29 | 102.0°F (1948) | 53.1°F (1968) | 1.91 in (2007) |
| August 30 | 97.0°F (2024) | 54.0°F (1992) | 1.85 in (2001) |
| August 31 | 99.0°F (1932) | 48.9°F (1946) | 1.71 in (2021) |