September weather in Ardentown, DE
The average temperature in Ardentown in September is 70.7°F (61.3°F–80.0°F). Average precipitation: 4.36 inches.
September is a fall month in Ardentown, and is warmer than the annual average of 57.1°F. Daily temperatures swing about 18.7°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 15m. For travel, September is a comfortable month to visit.
Avg High
80.0°F
Avg Low
61.3°F
Precipitation
4.36 in
Daylight
12h 15m
September records in Ardentown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1932) | 54.0°F (1967) | 2.27 in (2002) |
| September 2 | 99.0°F (1953) | 55.0°F (1920) | 2.41 in (1959) |
| September 3 | 99.0°F (1953) | 50.0°F (1967) | 3.67 in (1969) |
| September 4 | 96.1°F (2008) | 52.0°F (1997) | 2.23 in (2012) |
| September 5 | 96.1°F (1985) | 53.1°F (1994) | 3.40 in (2006) |
| September 6 | 99.0°F (1983) | 51.1°F (1962) | 8.50 in (1935) |
| September 7 | 98.1°F (1939) | 51.1°F (1984) | 0.62 in (2011) |
| September 8 | 98.1°F (1939) | 51.1°F (1938) | 2.50 in (1934) |
| September 9 | 93.0°F (1959) | 48.9°F (1938) | 0.72 in (1999) |
| September 10 | 100.0°F (1931) | 50.0°F (1949) | 1.14 in (1957) |
| September 11 | 100.9°F (1931) | 48.0°F (1967) | 3.44 in (1971) |
| September 12 | 99.0°F (1931) | 50.0°F (1958) | 5.62 in (1960) |
| September 13 | 95.0°F (1952) | 48.9°F (1943) | 8.03 in (1971) |
| September 14 | 93.0°F (2008) | 48.0°F (1946) | 3.05 in (1966) |
| September 15 | 91.9°F (1942) | 46.9°F (1923) | 1.80 in (1933) |
| September 16 | 93.0°F (1942) | 36.0°F (1985) | 11.68 in (1999) |
| September 17 | 93.9°F (1941) | 45.0°F (1937) | 2.01 in (1993) |
| September 18 | 90.0°F (1946) | 45.0°F (1923) | 1.89 in (2004) |
| September 19 | 93.9°F (1947) | 45.0°F (1959) | 1.78 in (1989) |
| September 20 | 95.0°F (1940) | 44.1°F (1920) | 2.25 in (1938) |
| September 21 | 91.0°F (1940) | 42.1°F (1956) | 2.77 in (1966) |
| September 22 | 91.0°F (1965) | 46.0°F (1962) | 2.16 in (1923) |
| September 23 | 96.1°F (1931) | 39.9°F (1974) | 2.41 in (1975) |
| September 24 | 93.0°F (2010) | 39.0°F (1963) | 1.65 in (1965) |
| September 25 | 93.9°F (1933) | 41.0°F (1940) | 2.25 in (1980) |
| September 26 | 91.9°F (1945) | 41.0°F (1940) | 2.00 in (1985) |
| September 27 | 90.0°F (1945) | 43.0°F (1957) | 2.58 in (1985) |
| September 28 | 93.0°F (1945) | 41.0°F (1947) | 5.02 in (2004) |
| September 29 | 91.0°F (1921) | 39.9°F (1942) | 1.49 in (1963) |
| September 30 | 88.0°F (1921) | 41.0°F (1942) | 3.39 in (2010) |