September weather in Blackstone, VA
The average temperature in Blackstone in September is 69.8°F (59.3°F–80.4°F). Average precipitation: 4.39 inches.
September is a fall month in Blackstone, and is warmer than the annual average of 57.6°F. Daily temperatures swing about 21.1°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
80.4°F
Avg Low
59.3°F
Precipitation
4.39 in
Daylight
12h 13m
September records in Blackstone
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (1977) | 42.1°F (1976) | 1.92 in (2006) |
| September 2 | 98.1°F (1980) | 48.9°F (1987) | 1.75 in (1995) |
| September 3 | 98.1°F (1980) | 44.1°F (2024) | 1.17 in (2012) |
| September 4 | 95.0°F (1977) | 41.0°F (2024) | 2.00 in (1998) |
| September 5 | 97.0°F (1980) | 43.0°F (1997) | 4.20 in (1999) |
| September 6 | 95.0°F (1983) | 42.1°F (2024) | 4.02 in (1979) |
| September 7 | 99.0°F (1983) | 42.1°F (1976) | 2.64 in (1974) |
| September 8 | 100.0°F (1983) | 44.1°F (1984) | 2.59 in (1987) |
| September 9 | 95.0°F (1985) | 42.1°F (1986) | 2.40 in (2014) |
| September 10 | 93.9°F (1978) | 37.0°F (2017) | 1.38 in (1988) |
| September 11 | 97.0°F (1983) | 37.0°F (2017) | 1.73 in (1996) |
| September 12 | 100.9°F (1983) | 37.0°F (2017) | 1.48 in (1996) |
| September 13 | 98.1°F (1983) | 37.0°F (2017) | 0.80 in (2003) |
| September 14 | 96.1°F (2019) | 39.0°F (1985) | 1.23 in (2006) |
| September 15 | 95.0°F (1991) | 39.9°F (1975) | 0.90 in (2007) |
| September 16 | 91.0°F (2010) | 39.9°F (1985) | 4.85 in (1999) |
| September 17 | 95.0°F (1991) | 39.9°F (1985) | 1.46 in (1996) |
| September 18 | 95.0°F (1991) | 41.0°F (1986) | 4.32 in (2020) |
| September 19 | 96.1°F (1991) | 39.9°F (1984) | 5.91 in (2003) |
| September 20 | 91.9°F (1978) | 39.0°F (1984) | 0.86 in (2006) |
| September 21 | 91.0°F (2005) | 44.1°F (1991) | 0.80 in (1989) |
| September 22 | 91.9°F (1980) | 41.0°F (1976) | 4.20 in (1979) |
| September 23 | 96.1°F (1980) | 35.1°F (1983) | 2.22 in (2021) |
| September 24 | 95.0°F (2010) | 35.1°F (1974) | 2.20 in (2023) |
| September 25 | 93.0°F (2010) | 35.1°F (1983) | 1.53 in (2014) |
| September 26 | 91.9°F (1986) | 35.1°F (1983) | 2.47 in (2025) |
| September 27 | 93.0°F (1986) | 39.9°F (2001) | 1.90 in (1985) |
| September 28 | 91.9°F (2019) | 37.0°F (1989) | 1.04 in (1999) |
| September 29 | 93.0°F (2019) | 37.9°F (1989) | 0.76 in (2006) |
| September 30 | 93.0°F (2019) | 39.0°F (1981) | 2.73 in (2010) |