September weather in Warrenton, VA
The average temperature in Warrenton in September is 67.6°F (57.5°F–77.7°F). Average precipitation: inches.
September is a fall month in Warrenton, and is warmer than the annual average of 54.9°F. Daily temperatures swing about 20.2°F between overnight low and afternoon high. Daylight averages about 12h 14m. For travel, September is one of the best months of the year to visit.
Avg High
77.7°F
Avg Low
57.5°F
Precipitation
in
Daylight
12h 14m
September records in Warrenton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.0°F (1953) | 50.0°F (1967) | 2.11 in (1952) |
| September 2 | 100.0°F (1953) | 50.0°F (1958) | 0.80 in (1959) |
| September 3 | 100.9°F (1953) | 48.0°F (1967) | 1.93 in (1974) |
| September 4 | 98.1°F (1953) | 50.0°F (1967) | 0.82 in (2011) |
| September 5 | 95.0°F (1985) | 48.9°F (1974) | 2.72 in (1996) |
| September 6 | 98.1°F (1954) | 45.0°F (1993) | 3.20 in (1979) |
| September 7 | 99.0°F (1983) | 46.0°F (1984) | 1.54 in (2008) |
| September 8 | 100.0°F (1954) | 45.0°F (1988) | 1.24 in (1969) |
| September 9 | 95.0°F (1976) | 44.1°F (1986) | 1.78 in (2004) |
| September 10 | 95.0°F (1985) | 45.0°F (1956) | 0.73 in (1997) |
| September 11 | 100.9°F (1983) | 35.1°F (1993) | 2.02 in (1997) |
| September 12 | 100.0°F (1983) | 30.9°F (1993) | 1.78 in (1960) |
| September 13 | 95.0°F (1983) | 37.9°F (1993) | 0.71 in (1957) |
| September 14 | 93.9°F (1952) | 39.9°F (1985) | 2.89 in (1966) |
| September 15 | 95.0°F (1952) | 41.0°F (1985) | 1.75 in (1966) |
| September 16 | 93.0°F (1998) | 42.1°F (1984) | 3.04 in (1976) |
| September 17 | 96.1°F (1991) | 39.9°F (1986) | 2.42 in (1957) |
| September 18 | 95.0°F (1991) | 39.0°F (1990) | 2.53 in (2004) |
| September 19 | 91.9°F (1983) | 37.9°F (1993) | 1.43 in (1972) |
| September 20 | 91.9°F (1978) | 35.1°F (1993) | 1.50 in (1964) |
| September 21 | 89.1°F (1963) | 37.0°F (1956) | 1.10 in (1899) |
| September 22 | 90.0°F (1980) | 39.0°F (1962) | 2.83 in (1979) |
| September 23 | 91.9°F (1970) | 41.0°F (1983) | 1.40 in (1898) |
| September 24 | 93.0°F (1970) | 35.1°F (1974) | 1.66 in (1975) |
| September 25 | 93.9°F (2010) | 36.0°F (1963) | 1.67 in (1975) |
| September 26 | 91.0°F (1970) | 37.9°F (1993) | 1.84 in (2000) |
| September 27 | 91.9°F (1986) | 37.9°F (1984) | 1.53 in (1956) |
| September 28 | 93.0°F (1998) | 37.9°F (1989) | 2.00 in (2004) |
| September 29 | 93.0°F (1998) | 35.1°F (1993) | 2.04 in (2004) |
| September 30 | 93.0°F (1954) | 27.0°F (1993) | 2.38 in (2015) |