September weather in Sheffield, IA
The average temperature in Sheffield in September is 62.8°F (50.2°F–75.4°F). Average precipitation: 3.30 inches.
September is a fall month in Sheffield, and is warmer than the annual average of 46.6°F. Daily temperatures swing about 25.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 16m. For travel, September is one of the best months of the year to visit.
Avg High
75.4°F
Avg Low
50.2°F
Precipitation
3.30 in
Daylight
12h 16m
September records in Sheffield
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (1913) | 37.0°F (1949) | 1.15 in (2014) |
| September 2 | 97.0°F (1925) | 37.9°F (1946) | 1.94 in (1961) |
| September 3 | 98.1°F (1913) | 34.0°F (1974) | 1.90 in (1949) |
| September 4 | 99.0°F (1913) | 37.0°F (1974) | 1.34 in (2011) |
| September 5 | 102.0°F (1913) | 36.0°F (1962) | 3.70 in (2018) |
| September 6 | 102.0°F (1939) | 37.0°F (1962) | 2.19 in (1979) |
| September 7 | 102.0°F (1939) | 35.1°F (1953) | 2.15 in (1965) |
| September 8 | 97.0°F (1933) | 39.0°F (1995) | 3.56 in (1941) |
| September 9 | 100.0°F (1955) | 36.0°F (1924) | 1.76 in (2020) |
| September 10 | 98.1°F (1931) | 36.0°F (1949) | 2.38 in (2016) |
| September 11 | 96.1°F (1908) | 32.0°F (1955) | 3.80 in (2006) |
| September 12 | 97.0°F (1927) | 28.0°F (1955) | 2.80 in (1932) |
| September 13 | 97.0°F (1897) | 30.9°F (1953) | 4.25 in (1978) |
| September 14 | 98.1°F (1939) | 34.0°F (2014) | 1.70 in (1914) |
| September 15 | 97.0°F (1939) | 30.0°F (2007) | 1.40 in (1987) |
| September 16 | 96.1°F (1931) | 30.9°F (2007) | 4.15 in (1906) |
| September 17 | 96.1°F (1925) | 35.1°F (1900) | 1.12 in (1965) |
| September 18 | 93.9°F (1988) | 34.0°F (1894) | 0.85 in (1965) |
| September 19 | 93.9°F (1925) | 33.1°F (1991) | 2.85 in (1931) |
| September 20 | 95.0°F (1908) | 30.0°F (1991) | 4.90 in (2018) |
| September 21 | 93.9°F (2022) | 30.0°F (1991) | 1.85 in (1950) |
| September 22 | 93.9°F (1937) | 25.0°F (1974) | 1.36 in (2016) |
| September 23 | 93.0°F (1908) | 30.0°F (1989) | 1.80 in (2016) |
| September 24 | 91.9°F (2017) | 30.9°F (1942) | 1.27 in (1960) |
| September 25 | 91.0°F (2017) | 25.0°F (1893) | 3.08 in (1972) |
| September 26 | 87.1°F (1938) | 28.0°F (1926) | 2.05 in (1973) |
| September 27 | 91.0°F (1905) | 30.0°F (1928) | 1.62 in (1965) |
| September 28 | 91.9°F (1939) | 21.9°F (1942) | 1.61 in (1972) |
| September 29 | 88.0°F (1953) | 24.1°F (1899) | 1.25 in (1950) |
| September 30 | 93.9°F (1952) | 24.1°F (1899) | 2.18 in (1925) |