September weather in Boones Mill, VA
The average temperature in Boones Mill in September is 67.3°F (56.0°F–78.6°F). Average precipitation: 5.00 inches.
September is a fall month in Boones Mill, and is warmer than the annual average of 56.1°F. Daily temperatures swing about 22.6°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 13m. For travel, September is a wet month.
Avg High
78.6°F
Avg Low
56.0°F
Precipitation
5.00 in
Daylight
12h 13m
September records in Boones Mill
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1932) | 44.1°F (1934) | 4.20 in (1964) |
| September 2 | 100.0°F (1932) | 39.9°F (1948) | 4.00 in (1905) |
| September 3 | 97.0°F (1912) | 43.0°F (1909) | 2.33 in (1941) |
| September 4 | 96.1°F (1925) | 45.0°F (1967) | 2.66 in (2006) |
| September 5 | 96.1°F (1899) | 41.0°F (1997) | 2.00 in (1999) |
| September 6 | 98.1°F (1954) | 33.1°F (1928) | 3.00 in (1996) |
| September 7 | 97.0°F (1954) | 36.0°F (1928) | 2.39 in (1974) |
| September 8 | 98.1°F (1939) | 41.0°F (1988) | 7.45 in (1987) |
| September 9 | 99.0°F (1939) | 37.9°F (1944) | 2.90 in (1921) |
| September 10 | 95.0°F (1897) | 37.9°F (1914) | 0.86 in (2018) |
| September 11 | 97.0°F (1983) | 39.0°F (1917) | 1.40 in (1968) |
| September 12 | 98.1°F (1983) | 33.1°F (1917) | 1.20 in (1922) |
| September 13 | 96.1°F (1936) | 35.1°F (1917) | 1.57 in (1965) |
| September 14 | 96.1°F (1897) | 39.0°F (1985) | 3.20 in (1966) |
| September 15 | 93.0°F (1930) | 33.1°F (1902) | 2.20 in (2007) |
| September 16 | 93.9°F (1991) | 37.9°F (1985) | 2.91 in (1989) |
| September 17 | 93.9°F (1931) | 37.9°F (1966) | 4.77 in (1957) |
| September 18 | 95.0°F (1931) | 39.0°F (1966) | 3.51 in (1945) |
| September 19 | 96.1°F (1895) | 36.0°F (1943) | 2.97 in (1944) |
| September 20 | 95.0°F (1895) | 34.0°F (1916) | 2.53 in (1969) |
| September 21 | 95.0°F (1895) | 36.0°F (1962) | 1.68 in (1975) |
| September 22 | 96.1°F (1931) | 37.0°F (2020) | 4.22 in (1979) |
| September 23 | 93.9°F (1895) | 35.1°F (1918) | 4.56 in (2018) |
| September 24 | 91.9°F (1941) | 33.1°F (1983) | 1.35 in (2001) |
| September 25 | 93.0°F (1930) | 30.9°F (1983) | 2.15 in (1947) |
| September 26 | 93.0°F (1930) | 30.9°F (1983) | 1.59 in (1989) |
| September 27 | 91.0°F (1998) | 33.1°F (1940) | 4.12 in (1956) |
| September 28 | 91.0°F (1935) | 35.1°F (1989) | 1.37 in (2024) |
| September 29 | 90.0°F (1935) | 30.0°F (1942) | 3.00 in (1896) |
| September 30 | 93.0°F (1939) | 30.0°F (1942) | 3.60 in (2010) |