September weather in Morning Sun, IA
The average temperature in Morning Sun in September is °F (°F–°F). Average precipitation: 3.61 inches.
September is a fall month in Morning Sun, and is cooler than the annual average of 0°F. Expect about 6 days with precipitation. Daylight averages about 12h 15m.
Avg High
°F
Avg Low
°F
Precipitation
3.61 in
Daylight
12h 15m
September records in Morning Sun
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.0°F (1912) | 50.0°F (1901) | 1.91 in (2010) |
| September 2 | 95.0°F (1899) | 46.9°F (1901) | 1.53 in (1935) |
| September 3 | 93.9°F (1899) | 55.0°F (1909) | 2.19 in (1990) |
| September 4 | 93.9°F (1912) | 48.0°F (1902) | 2.42 in (1973) |
| September 5 | 100.0°F (1899) | 48.9°F (1902) | 2.20 in (2008) |
| September 6 | 97.0°F (1899) | 48.9°F (1898) | 2.00 in (1989) |
| September 7 | 95.0°F (1901) | 45.0°F (1898) | 1.55 in (1989) |
| September 8 | 96.1°F (1912) | 50.0°F (1898) | 3.20 in (2016) |
| September 9 | 96.1°F (1912) | 46.9°F (1902) | 2.15 in (1903) |
| September 10 | 90.0°F (1906) | 43.0°F (1910) | 2.34 in (1992) |
| September 11 | 89.1°F (1906) | 44.1°F (1898) | 1.00 in (1901) |
| September 12 | 89.1°F (1912) | 39.9°F (1902) | 1.78 in (1911) |
| September 13 | 90.0°F (1909) | 36.0°F (1902) | 5.50 in (2008) |
| September 14 | 86.0°F (1900) | 44.1°F (1902) | 3.67 in (1961) |
| September 15 | 84.9°F (1907) | 39.9°F (1904) | 1.82 in (1967) |
| September 16 | 87.1°F (1907) | 42.1°F (1909) | 1.85 in (1936) |
| September 17 | 91.9°F (1906) | 37.9°F (1900) | 1.00 in (1997) |
| September 18 | 93.0°F (1906) | 37.9°F (1903) | 2.59 in (1900) |
| September 19 | 89.1°F (1906) | 39.9°F (1902) | 3.09 in (1983) |
| September 20 | 86.0°F (1908) | 45.0°F (1901) | 1.79 in (1965) |
| September 21 | 89.1°F (1908) | 41.0°F (1901) | 4.75 in (1947) |
| September 22 | 82.9°F (1905) | 41.0°F (1907) | 2.03 in (1970) |
| September 23 | 88.0°F (1906) | 45.0°F (1909) | 5.25 in (1911) |
| September 24 | 86.0°F (1901) | 45.0°F (1903) | 1.53 in (1958) |
| September 25 | 86.0°F (1908) | 37.0°F (1907) | 2.00 in (1973) |
| September 26 | 84.0°F (1905) | 33.1°F (1912) | 1.76 in (1976) |
| September 27 | 84.0°F (1905) | 37.0°F (1912) | 1.97 in (1908) |
| September 28 | 84.9°F (1898) | 39.0°F (1908) | 3.39 in (1999) |
| September 29 | 84.0°F (1898) | 33.1°F (1899) | 2.00 in (1906) |
| September 30 | 77.0°F (1905) | 23.0°F (1899) | 1.02 in (1986) |