August weather in Mount Pleasant, TN
The average temperature in Mount Pleasant in August is 78.0°F (66.4°F–89.6°F). Average precipitation: 3.96 inches.
August is a summer month in Mount Pleasant, and is warmer than the annual average of 59.4°F. Daily temperatures swing about 23.2°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
89.6°F
Avg Low
66.4°F
Precipitation
3.96 in
Daylight
13h 21m
August records in Mount Pleasant
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 99.0°F (1999) | 53.1°F (1974) | 0.42 in (1976) |
| August 2 | 100.9°F (1999) | 59.0°F (1971) | 2.31 in (1983) |
| August 3 | 100.9°F (1999) | 51.1°F (1976) | 0.85 in (1956) |
| August 4 | 102.9°F (2011) | 51.1°F (1976) | 1.30 in (2019) |
| August 5 | 100.0°F (2010) | 52.0°F (1974) | 1.89 in (1983) |
| August 6 | 100.9°F (2016) | 50.0°F (1957) | 1.10 in (1984) |
| August 7 | 100.0°F (2007) | 53.1°F (1990) | 1.87 in (2016) |
| August 8 | 102.0°F (1954) | 48.9°F (1989) | 1.89 in (2025) |
| August 9 | 100.9°F (2007) | 48.9°F (1976) | 1.05 in (1955) |
| August 10 | 104.0°F (2007) | 48.9°F (1976) | 2.50 in (2001) |
| August 11 | 102.9°F (1999) | 53.1°F (1976) | 0.84 in (1968) |
| August 12 | 102.9°F (1999) | 54.0°F (2012) | 2.16 in (1983) |
| August 13 | 100.9°F (2007) | 46.9°F (1964) | 1.06 in (1972) |
| August 14 | 102.0°F (2007) | 48.0°F (1967) | 2.31 in (1968) |
| August 15 | 102.9°F (1954) | 48.9°F (1963) | 2.61 in (1964) |
| August 16 | 106.0°F (2007) | 51.1°F (1963) | 2.30 in (1964) |
| August 17 | 106.0°F (2007) | 53.1°F (1979) | 3.38 in (1985) |
| August 18 | 102.0°F (1954) | 52.0°F (1976) | 2.18 in (1969) |
| August 19 | 100.9°F (2007) | 53.1°F (1976) | 2.08 in (1966) |
| August 20 | 100.9°F (2007) | 46.0°F (1953) | 1.10 in (2016) |
| August 21 | 100.9°F (2016) | 52.0°F (2024) | 1.88 in (2016) |
| August 22 | 102.0°F (2007) | 46.0°F (1956) | 3.36 in (2021) |
| August 23 | 104.0°F (2007) | 48.0°F (1956) | 1.75 in (1979) |
| August 24 | 105.1°F (2007) | 51.1°F (1997) | 0.90 in (2002) |
| August 25 | 102.9°F (2007) | 52.0°F (1997) | 1.29 in (1996) |
| August 26 | 102.9°F (2007) | 51.1°F (1958) | 3.76 in (2008) |
| August 27 | 99.0°F (1954) | 50.0°F (1958) | 2.20 in (1989) |
| August 28 | 102.9°F (2000) | 48.0°F (1968) | 1.00 in (2004) |
| August 29 | 102.0°F (1990) | 44.1°F (1986) | 2.00 in (1959) |
| August 30 | 100.9°F (2024) | 44.1°F (1986) | 4.00 in (2005) |
| August 31 | 99.0°F (1957) | 48.0°F (1988) | 2.74 in (2021) |