September weather in Clarksville, VA
The average temperature in Clarksville in September is 71.9°F (61.5°F–82.3°F). Average precipitation: 4.76 inches.
September is a fall month in Clarksville, and is warmer than the annual average of 59.6°F. Daily temperatures swing about 20.8°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
82.3°F
Avg Low
61.5°F
Precipitation
4.76 in
Daylight
12h 13m
September records in Clarksville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (1953) | 53.1°F (1948) | 2.80 in (1949) |
| September 2 | 96.1°F (2010) | 43.0°F (1948) | 1.30 in (1928) |
| September 3 | 96.1°F (2010) | 45.0°F (1948) | 1.31 in (1915) |
| September 4 | 96.1°F (1953) | 50.0°F (1948) | 2.40 in (1913) |
| September 5 | 97.0°F (2023) | 53.1°F (2010) | 5.20 in (1999) |
| September 6 | 98.1°F (2023) | 53.1°F (1950) | 3.60 in (1996) |
| September 7 | 93.9°F (2007) | 53.1°F (2017) | 3.60 in (2011) |
| September 8 | 96.1°F (2023) | 51.1°F (2017) | 3.20 in (1987) |
| September 9 | 95.0°F (2016) | 52.0°F (2017) | 5.90 in (2014) |
| September 10 | 96.1°F (2007) | 43.0°F (1949) | 1.25 in (1988) |
| September 11 | 97.0°F (2007) | 43.0°F (1949) | 1.09 in (1955) |
| September 12 | 97.0°F (1950) | 48.0°F (1948) | 1.63 in (1960) |
| September 13 | 100.0°F (2019) | 50.0°F (1948) | 2.15 in (1987) |
| September 14 | 93.9°F (1952) | 48.9°F (1953) | 3.55 in (1983) |
| September 15 | 97.0°F (1952) | 48.9°F (2015) | 1.87 in (1904) |
| September 16 | 93.9°F (2005) | 48.9°F (2015) | 4.55 in (1999) |
| September 17 | 93.9°F (2005) | 48.9°F (1948) | 1.98 in (1962) |
| September 18 | 93.9°F (2005) | 41.0°F (2025) | 4.76 in (2018) |
| September 19 | 93.0°F (2005) | 48.9°F (2013) | 3.30 in (2016) |
| September 20 | 90.0°F (2005) | 48.9°F (2019) | 2.25 in (1938) |
| September 21 | 91.9°F (2010) | 45.0°F (1949) | 2.80 in (1892) |
| September 22 | 93.0°F (1948) | 44.1°F (2020) | 4.26 in (1979) |
| September 23 | 93.9°F (2010) | 42.1°F (1948) | 3.04 in (2018) |
| September 24 | 97.0°F (2005) | 39.0°F (1949) | 1.65 in (1991) |
| September 25 | 93.9°F (2010) | 37.9°F (1949) | 4.75 in (1947) |
| September 26 | 93.0°F (2010) | 39.0°F (1950) | 2.12 in (1975) |
| September 27 | 93.9°F (2019) | 42.1°F (1950) | 1.83 in (1953) |
| September 28 | 91.9°F (2017) | 46.9°F (1950) | 3.30 in (1999) |
| September 29 | 95.0°F (2019) | 45.0°F (1948) | 2.50 in (1924) |
| September 30 | 97.0°F (2019) | 46.0°F (2006) | 3.50 in (1944) |