September weather in Dolliver, IA
The average temperature in Dolliver in September is 61.0°F (48.2°F–73.9°F). Average precipitation: 3.25 inches.
September is a fall month in Dolliver, and is warmer than the annual average of 44.8°F. Daily temperatures swing about 25.7°F between overnight low and afternoon high. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
73.9°F
Avg Low
48.2°F
Precipitation
3.25 in
Daylight
12h 17m
September records in Dolliver
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (1922) | 37.0°F (1949) | 1.50 in (1931) |
| September 2 | 100.0°F (1925) | 39.0°F (1946) | 2.80 in (1933) |
| September 3 | 99.0°F (1925) | 33.1°F (1974) | 1.39 in (2021) |
| September 4 | 100.0°F (1925) | 5.0°F (1925) | 1.08 in (2018) |
| September 5 | 98.1°F (1922) | 35.1°F (1962) | 2.68 in (1985) |
| September 6 | 100.0°F (1922) | 37.9°F (1962) | 4.35 in (1938) |
| September 7 | 99.0°F (1976) | 37.0°F (1898) | 0.80 in (1936) |
| September 8 | 100.0°F (1947) | 37.0°F (1995) | 2.33 in (1938) |
| September 9 | 98.1°F (1931) | 32.0°F (1924) | 4.75 in (1964) |
| September 10 | 100.9°F (1931) | 34.0°F (1917) | 2.75 in (1911) |
| September 11 | 100.9°F (1895) | 33.1°F (1898) | 4.60 in (1900) |
| September 12 | 97.0°F (1948) | 34.0°F (1902) | 2.75 in (1951) |
| September 13 | 96.1°F (1931) | 30.9°F (1902) | 1.45 in (1982) |
| September 14 | 93.9°F (2025) | 32.0°F (1902) | 2.28 in (1938) |
| September 15 | 100.0°F (1939) | 30.0°F (2007) | 6.45 in (2004) |
| September 16 | 95.0°F (1955) | 30.0°F (2011) | 2.95 in (1921) |
| September 17 | 100.9°F (1895) | 28.9°F (1916) | 2.16 in (1968) |
| September 18 | 93.0°F (1947) | 27.0°F (1929) | 3.30 in (1926) |
| September 19 | 99.0°F (1895) | 28.0°F (1896) | 2.60 in (1905) |
| September 20 | 96.1°F (1895) | 28.0°F (1991) | 3.77 in (2018) |
| September 21 | 95.0°F (1937) | 30.0°F (1918) | 3.90 in (1895) |
| September 22 | 93.0°F (1936) | 23.0°F (1913) | 1.50 in (1959) |
| September 23 | 91.0°F (1938) | 21.0°F (1913) | 1.49 in (1968) |
| September 24 | 88.0°F (1935) | 28.0°F (1942) | 1.64 in (2010) |
| September 25 | 93.0°F (1956) | 28.9°F (1926) | 2.84 in (2005) |
| September 26 | 93.0°F (1956) | 25.0°F (1984) | 3.10 in (1930) |
| September 27 | 95.0°F (1956) | 19.9°F (1896) | 1.25 in (1924) |
| September 28 | 98.1°F (1897) | 19.9°F (1942) | 0.75 in (1937) |
| September 29 | 91.0°F (1897) | 23.0°F (1899) | 1.64 in (1973) |
| September 30 | 91.0°F (1897) | 18.0°F (1899) | 4.03 in (1925) |