September weather in Shumway, IL
The average temperature in Shumway in September is 68.4°F (55.5°F–81.2°F). Average precipitation: 2.89 inches.
September is a fall month in Shumway, and is warmer than the annual average of 54.4°F. Daily temperatures swing about 25.7°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
81.2°F
Avg Low
55.5°F
Precipitation
2.89 in
Daylight
12h 14m
September records in Shumway
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.9°F (1953) | 42.1°F (1967) | 1.64 in (1982) |
| September 2 | 102.0°F (1953) | 45.0°F (1949) | 3.01 in (1931) |
| September 3 | 102.0°F (1913) | 42.1°F (1952) | 2.38 in (1993) |
| September 4 | 105.1°F (1954) | 41.0°F (1928) | 1.05 in (1894) |
| September 5 | 105.1°F (1954) | 42.1°F (1957) | 2.10 in (1918) |
| September 6 | 102.0°F (1925) | 42.1°F (1924) | 1.50 in (2014) |
| September 7 | 100.9°F (1899) | 42.1°F (1956) | 1.20 in (1927) |
| September 8 | 100.0°F (1922) | 41.0°F (1986) | 1.06 in (2018) |
| September 9 | 100.9°F (1925) | 39.9°F (1943) | 2.10 in (1926) |
| September 10 | 99.0°F (1919) | 37.0°F (1943) | 1.31 in (2016) |
| September 11 | 98.1°F (1933) | 33.1°F (1917) | 1.54 in (1984) |
| September 12 | 98.1°F (1936) | 33.1°F (1917) | 1.96 in (1949) |
| September 13 | 100.0°F (1936) | 37.9°F (1902) | 2.24 in (1911) |
| September 14 | 102.9°F (1939) | 35.1°F (1902) | 3.39 in (1989) |
| September 15 | 100.9°F (1939) | 35.1°F (1923) | 1.92 in (1930) |
| September 16 | 98.1°F (1954) | 26.1°F (1916) | 1.94 in (1911) |
| September 17 | 97.0°F (1931) | 35.1°F (1916) | 2.53 in (1980) |
| September 18 | 96.1°F (1953) | 33.1°F (1901) | 0.86 in (1982) |
| September 19 | 97.0°F (1925) | 30.9°F (1916) | 2.61 in (1966) |
| September 20 | 96.1°F (1940) | 35.1°F (1900) | 1.22 in (1954) |
| September 21 | 96.1°F (1940) | 35.1°F (1927) | 1.68 in (1947) |
| September 22 | 97.0°F (2017) | 33.1°F (1953) | 2.02 in (1919) |
| September 23 | 98.1°F (2017) | 34.0°F (1983) | 2.68 in (1984) |
| September 24 | 95.0°F (2010) | 28.0°F (1928) | 1.30 in (1902) |
| September 25 | 97.0°F (2017) | 34.0°F (1950) | 2.72 in (1911) |
| September 26 | 93.9°F (2017) | 24.1°F (1928) | 1.50 in (2005) |
| September 27 | 95.0°F (2017) | 33.1°F (1899) | 1.60 in (1935) |
| September 28 | 96.1°F (1953) | 27.0°F (1942) | 1.91 in (1926) |
| September 29 | 100.0°F (1953) | 32.0°F (1899) | 5.22 in (1955) |
| September 30 | 91.9°F (1922) | 24.1°F (1899) | 0.93 in (1921) |