September weather in Quantico, VA
The average temperature in Quantico in September is 70.8°F (62.1°F–79.5°F). Average precipitation: 3.43 inches.
September is a fall month in Quantico, and is warmer than the annual average of 58.1°F. Daily temperatures swing about 17.4°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 14m. For travel, September is one of the best months of the year to visit.
Avg High
79.5°F
Avg Low
62.1°F
Precipitation
3.43 in
Daylight
12h 14m
September records in Quantico
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (2012) | 48.0°F (1948) | 3.04 in (2006) |
| September 2 | 99.0°F (1953) | 46.0°F (1948) | 0.99 in (1992) |
| September 3 | 97.0°F (1953) | 48.9°F (1967) | 1.87 in (1974) |
| September 4 | 98.1°F (2023) | 51.1°F (1997) | 1.49 in (1996) |
| September 5 | 98.1°F (2023) | 50.0°F (1997) | 1.78 in (2011) |
| September 6 | 100.0°F (1954) | 50.0°F (1962) | 3.24 in (1992) |
| September 7 | 105.1°F (1954) | 50.0°F (1962) | 2.56 in (2011) |
| September 8 | 95.0°F (2010) | 48.9°F (1962) | 3.98 in (2011) |
| September 9 | 93.9°F (1985) | 48.0°F (1986) | 3.15 in (1950) |
| September 10 | 93.9°F (1985) | 1.2°F (2012) | 2.19 in (1968) |
| September 11 | 93.0°F (1989) | 1.2°F (2012) | 1.70 in (1960) |
| September 12 | 97.0°F (2019) | 44.1°F (1967) | 2.14 in (1960) |
| September 13 | 96.1°F (1952) | 48.0°F (1954) | 1.13 in (1983) |
| September 14 | 93.9°F (1952) | 43.0°F (1953) | 3.16 in (1966) |
| September 15 | 90.0°F (1970) | 45.0°F (1946) | 0.90 in (1963) |
| September 16 | 93.9°F (1991) | 46.0°F (1946) | 2.54 in (1976) |
| September 17 | 96.1°F (1958) | 45.0°F (1986) | 0.97 in (1945) |
| September 18 | 93.9°F (1991) | 19.2°F (2014) | 1.41 in (2003) |
| September 19 | 93.9°F (1983) | 44.1°F (1959) | 0.82 in (2016) |
| September 20 | 91.0°F (1983) | 43.0°F (1959) | 0.82 in (1946) |
| September 21 | 91.9°F (1965) | 37.9°F (1956) | 1.08 in (1966) |
| September 22 | 91.9°F (1970) | 41.0°F (1962) | 1.63 in (1994) |
| September 23 | 93.9°F (1970) | 41.0°F (1947) | 1.91 in (1975) |
| September 24 | 97.0°F (2010) | 39.0°F (1963) | 0.96 in (1975) |
| September 25 | 91.0°F (1970) | 39.9°F (1950) | 2.74 in (1975) |
| September 26 | 93.0°F (1986) | 42.1°F (1983) | 4.58 in (1975) |
| September 27 | 95.0°F (1998) | 37.9°F (1947) | 2.15 in (1985) |
| September 28 | 88.0°F (1954) | 37.9°F (1947) | 2.09 in (2004) |
| September 29 | 90.0°F (1954) | 39.9°F (1947) | 3.03 in (2016) |
| September 30 | 90.0°F (1954) | 39.0°F (1951) | 5.28 in (2010) |