September weather in Dixon, IL
The average temperature in Dixon in September is 64.6°F (53.8°F–75.3°F). Average precipitation: 3.69 inches.
September is a fall month in Dixon, and is warmer than the annual average of 49.4°F. Daily temperatures swing about 21.5°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 16m. For travel, September is one of the best months of the year to visit.
Avg High
75.3°F
Avg Low
53.8°F
Precipitation
3.69 in
Daylight
12h 16m
September records in Dixon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1953) | 39.0°F (1949) | 4.95 in (1989) |
| September 2 | 98.1°F (1953) | 37.9°F (1946) | 2.56 in (1930) |
| September 3 | 98.1°F (1913) | 41.0°F (1893) | 2.16 in (1970) |
| September 4 | 100.0°F (1925) | 39.0°F (1974) | 1.21 in (1953) |
| September 5 | 100.0°F (1899) | 42.1°F (1935) | 2.78 in (1910) |
| September 6 | 100.0°F (1922) | 39.0°F (1988) | 1.93 in (1989) |
| September 7 | 102.0°F (1939) | 37.9°F (1956) | 1.92 in (1938) |
| September 8 | 98.1°F (1922) | 39.0°F (1949) | 2.00 in (2015) |
| September 9 | 99.0°F (1897) | 39.9°F (1924) | 2.28 in (1941) |
| September 10 | 99.0°F (1897) | 37.9°F (1924) | 1.97 in (1992) |
| September 11 | 96.1°F (1978) | 36.0°F (1917) | 1.84 in (1925) |
| September 12 | 96.1°F (1939) | 37.0°F (1955) | 2.46 in (1936) |
| September 13 | 98.1°F (1897) | 35.1°F (1953) | 3.06 in (2008) |
| September 14 | 100.0°F (1939) | 30.9°F (1923) | 3.31 in (1961) |
| September 15 | 102.0°F (1939) | 34.0°F (2007) | 2.61 in (1926) |
| September 16 | 93.0°F (1931) | 33.1°F (1916) | 2.08 in (1936) |
| September 17 | 93.0°F (1906) | 32.0°F (1937) | 2.30 in (1907) |
| September 18 | 93.0°F (1988) | 33.1°F (1916) | 3.20 in (1904) |
| September 19 | 93.0°F (1947) | 33.1°F (1901) | 2.38 in (1988) |
| September 20 | 91.9°F (1920) | 30.0°F (1956) | 1.47 in (1931) |
| September 21 | 93.9°F (1893) | 33.1°F (1991) | 3.75 in (1947) |
| September 22 | 93.0°F (1937) | 32.0°F (1974) | 2.78 in (1970) |
| September 23 | 93.0°F (1937) | 28.9°F (1995) | 1.41 in (2000) |
| September 24 | 93.9°F (2017) | 30.9°F (1950) | 1.46 in (1968) |
| September 25 | 95.0°F (1920) | 27.0°F (1942) | 2.35 in (2005) |
| September 26 | 96.1°F (1935) | 28.0°F (1893) | 1.74 in (1993) |
| September 27 | 90.0°F (2017) | 28.0°F (1937) | 2.10 in (1959) |
| September 28 | 93.0°F (1905) | 21.9°F (1942) | 3.36 in (1999) |
| September 29 | 95.0°F (1953) | 28.0°F (1949) | 3.50 in (1906) |
| September 30 | 93.9°F (1897) | 23.0°F (1899) | 1.15 in (1896) |