August weather in Shelbyville, IN
The average temperature in Shelbyville in August is 72.9°F (61.9°F–83.8°F). Average precipitation: 3.20 inches.
August is a summer month in Shelbyville, and is warmer than the annual average of 52.7°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 33m. For travel, August is a comfortable month to visit.
Avg High
83.8°F
Avg Low
61.9°F
Precipitation
3.20 in
Daylight
13h 33m
August records in Shelbyville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (1953) | 43.0°F (1912) | 1.85 in (2020) |
| August 2 | 99.0°F (1899) | 48.9°F (1920) | 1.92 in (1921) |
| August 3 | 100.9°F (1930) | 46.9°F (1965) | 1.95 in (1953) |
| August 4 | 100.0°F (1930) | 44.1°F (1912) | 1.79 in (1970) |
| August 5 | 102.0°F (1918) | 42.1°F (1912) | 3.96 in (2009) |
| August 6 | 100.9°F (1918) | 46.9°F (1997) | 2.03 in (1926) |
| August 7 | 100.0°F (1930) | 48.9°F (1921) | 2.76 in (1942) |
| August 8 | 100.0°F (1941) | 48.0°F (1989) | 1.52 in (1906) |
| August 9 | 100.9°F (1930) | 50.0°F (1919) | 1.15 in (2022) |
| August 10 | 102.9°F (1911) | 46.0°F (1972) | 2.00 in (1921) |
| August 11 | 99.0°F (1941) | 46.9°F (1967) | 2.05 in (2020) |
| August 12 | 100.0°F (1918) | 39.9°F (1967) | 1.95 in (1926) |
| August 13 | 99.0°F (1936) | 45.0°F (1967) | 1.66 in (1912) |
| August 14 | 95.0°F (1954) | 45.0°F (1964) | 1.70 in (1966) |
| August 15 | 95.0°F (1919) | 44.1°F (1979) | 3.11 in (1947) |
| August 16 | 98.1°F (1936) | 39.0°F (1996) | 1.59 in (1985) |
| August 17 | 100.0°F (1988) | 48.9°F (2013) | 3.00 in (1944) |
| August 18 | 100.0°F (1988) | 46.9°F (1943) | 3.10 in (1978) |
| August 19 | 102.9°F (1936) | 46.9°F (1943) | 2.23 in (1926) |
| August 20 | 100.9°F (1936) | 46.0°F (1994) | 2.09 in (1924) |
| August 21 | 102.0°F (1936) | 45.0°F (1950) | 1.07 in (1923) |
| August 22 | 102.9°F (1936) | 46.0°F (1950) | 0.77 in (1955) |
| August 23 | 97.0°F (1936) | 43.0°F (1923) | 1.03 in (1942) |
| August 24 | 99.0°F (1924) | 46.9°F (1966) | 1.75 in (2002) |
| August 25 | 98.1°F (1936) | 46.0°F (1942) | 1.74 in (1914) |
| August 26 | 98.1°F (1948) | 46.0°F (1927) | 1.49 in (1931) |
| August 27 | 98.1°F (1948) | 36.0°F (1908) | 2.10 in (2006) |
| August 28 | 98.1°F (1936) | 43.0°F (1968) | 2.99 in (1949) |
| August 29 | 99.0°F (1953) | 39.0°F (1986) | 1.50 in (1978) |
| August 30 | 98.1°F (1953) | 37.0°F (1927) | 2.00 in (2022) |
| August 31 | 100.0°F (1951) | 37.9°F (1915) | 2.79 in (2005) |