September weather in Brayton, IA
The average temperature in Brayton in September is 64.5°F (50.8°F–78.2°F). Average precipitation: 3.35 inches.
September is a fall month in Brayton, and is warmer than the annual average of 49.3°F. Daily temperatures swing about 27.4°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
78.2°F
Avg Low
50.8°F
Precipitation
3.35 in
Daylight
12h 16m
September records in Brayton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (1913) | 34.0°F (1967) | 2.24 in (1979) |
| September 2 | 100.9°F (2000) | 30.0°F (1893) | 1.91 in (1912) |
| September 3 | 102.0°F (1937) | 32.0°F (1974) | 1.18 in (1926) |
| September 4 | 100.9°F (1913) | 36.0°F (1902) | 2.17 in (1994) |
| September 5 | 104.0°F (1913) | 34.0°F (1962) | 2.14 in (1956) |
| September 6 | 102.0°F (1939) | 34.0°F (1988) | 3.15 in (1958) |
| September 7 | 102.9°F (1939) | 34.0°F (1956) | 2.22 in (2001) |
| September 8 | 100.0°F (1947) | 36.0°F (1986) | 6.52 in (1989) |
| September 9 | 100.0°F (1893) | 36.0°F (1902) | 1.01 in (2020) |
| September 10 | 98.1°F (1938) | 34.0°F (1976) | 3.12 in (2014) |
| September 11 | 97.0°F (2000) | 30.9°F (1955) | 5.93 in (1972) |
| September 12 | 97.0°F (1939) | 28.0°F (1902) | 4.66 in (1972) |
| September 13 | 98.1°F (1893) | 25.0°F (1902) | 2.42 in (1967) |
| September 14 | 99.0°F (1939) | 30.0°F (1904) | 2.00 in (1938) |
| September 15 | 99.0°F (1939) | 30.9°F (1961) | 2.01 in (1986) |
| September 16 | 95.0°F (1931) | 28.0°F (1893) | 2.99 in (1906) |
| September 17 | 97.0°F (1925) | 28.9°F (1900) | 2.61 in (2006) |
| September 18 | 99.0°F (1893) | 26.1°F (1901) | 1.13 in (1931) |
| September 19 | 95.0°F (1948) | 28.9°F (1991) | 2.97 in (1919) |
| September 20 | 93.9°F (1908) | 28.0°F (1901) | 4.43 in (1921) |
| September 21 | 99.0°F (2022) | 28.9°F (1918) | 1.44 in (1955) |
| September 22 | 98.1°F (1937) | 26.1°F (1953) | 2.31 in (1993) |
| September 23 | 91.9°F (2017) | 23.0°F (1983) | 2.06 in (2015) |
| September 24 | 91.0°F (2017) | 28.0°F (1942) | 1.81 in (1960) |
| September 25 | 91.0°F (1998) | 25.0°F (1893) | 4.30 in (2019) |
| September 26 | 91.0°F (1897) | 24.1°F (1893) | 2.06 in (1973) |
| September 27 | 93.0°F (2020) | 27.0°F (1942) | 2.10 in (1924) |
| September 28 | 100.0°F (1953) | 21.9°F (1908) | 1.77 in (1945) |
| September 29 | 96.1°F (1953) | 17.1°F (1899) | 1.02 in (1985) |
| September 30 | 91.9°F (1994) | 21.0°F (1984) | 1.50 in (1961) |