August weather in Shelbyville, TN
The average temperature in Shelbyville in August is 77.8°F (66.6°F–89.0°F). Average precipitation: 4.24 inches.
August is a summer month in Shelbyville, and is warmer than the annual average of 59.6°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 21m. For travel, August is hot.
Avg High
89.0°F
Avg Low
66.6°F
Precipitation
4.24 in
Daylight
13h 21m
August records in Shelbyville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (1954) | 57.0°F (1974) | 1.52 in (2022) |
| August 2 | 100.0°F (1957) | 55.9°F (1965) | 1.22 in (2024) |
| August 3 | 102.9°F (2010) | 53.1°F (1976) | 1.24 in (2001) |
| August 4 | 102.9°F (2010) | 57.0°F (1965) | 1.31 in (1952) |
| August 5 | 98.1°F (1983) | 52.0°F (1974) | 2.00 in (1995) |
| August 6 | 99.0°F (1983) | 54.0°F (1957) | 2.20 in (1993) |
| August 7 | 99.0°F (1951) | 52.0°F (2004) | 2.41 in (1974) |
| August 8 | 99.0°F (1951) | 48.9°F (1989) | 1.65 in (2000) |
| August 9 | 100.9°F (2007) | 48.9°F (1989) | 1.50 in (1982) |
| August 10 | 100.9°F (1980) | 55.0°F (1953) | 2.28 in (2001) |
| August 11 | 100.9°F (2010) | 53.1°F (1969) | 0.91 in (1966) |
| August 12 | 99.0°F (2007) | 52.0°F (1967) | 1.71 in (1996) |
| August 13 | 100.0°F (2007) | 46.9°F (1964) | 1.20 in (1997) |
| August 14 | 100.9°F (2007) | 48.9°F (2004) | 1.78 in (2020) |
| August 15 | 102.9°F (2007) | 50.0°F (1963) | 2.05 in (1964) |
| August 16 | 104.0°F (2007) | 52.0°F (2004) | 2.95 in (1978) |
| August 17 | 105.1°F (1954) | 52.0°F (2004) | 1.58 in (1985) |
| August 18 | 100.9°F (2007) | 54.0°F (1958) | 2.30 in (2021) |
| August 19 | 100.9°F (1954) | 53.1°F (1958) | 1.27 in (1952) |
| August 20 | 100.0°F (1990) | 51.1°F (1953) | 1.57 in (2016) |
| August 21 | 102.0°F (1983) | 53.1°F (2024) | 2.16 in (2021) |
| August 22 | 102.0°F (2007) | 46.9°F (1956) | 1.10 in (2017) |
| August 23 | 104.0°F (2007) | 48.9°F (1956) | 2.47 in (2015) |
| August 24 | 100.0°F (1968) | 51.1°F (1997) | 2.00 in (2007) |
| August 25 | 97.0°F (1987) | 55.0°F (1970) | 0.81 in (1976) |
| August 26 | 98.1°F (1990) | 51.1°F (1966) | 2.65 in (1979) |
| August 27 | 100.0°F (1990) | 48.9°F (1958) | 1.57 in (2000) |
| August 28 | 102.0°F (1990) | 51.1°F (1967) | 1.65 in (1992) |
| August 29 | 100.9°F (2024) | 48.9°F (1986) | 6.69 in (1963) |
| August 30 | 102.0°F (1951) | 50.0°F (1965) | 1.75 in (1952) |
| August 31 | 104.0°F (1951) | 48.9°F (1988) | 2.14 in (2021) |