September weather in Hanlontown, IA
The average temperature in Hanlontown in September is 61.4°F (48.8°F–74.1°F). Average precipitation: 3.45 inches.
September is a fall month in Hanlontown, and is warmer than the annual average of 45.6°F. Daily temperatures swing about 25.3°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
74.1°F
Avg Low
48.8°F
Precipitation
3.45 in
Daylight
12h 17m
September records in Hanlontown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1984) | 35.1°F (1949) | 1.75 in (1959) |
| September 2 | 96.1°F (2023) | 36.0°F (1967) | 2.54 in (2006) |
| September 3 | 98.1°F (2023) | 34.0°F (1974) | 1.27 in (2021) |
| September 4 | 96.1°F (2012) | 37.9°F (1974) | 0.96 in (1949) |
| September 5 | 93.0°F (1979) | 37.0°F (1962) | 3.32 in (1985) |
| September 6 | 93.9°F (1985) | 37.0°F (2011) | 1.77 in (1965) |
| September 7 | 97.0°F (1978) | 37.9°F (1986) | 3.23 in (1964) |
| September 8 | 93.9°F (1978) | 37.0°F (1995) | 2.30 in (1964) |
| September 9 | 99.0°F (2013) | 36.0°F (2008) | 2.33 in (1971) |
| September 10 | 91.0°F (1978) | 36.0°F (1967) | 1.56 in (1986) |
| September 11 | 95.0°F (2000) | 35.1°F (1955) | 1.84 in (1991) |
| September 12 | 95.0°F (1998) | 34.0°F (2007) | 5.20 in (1978) |
| September 13 | 93.0°F (2025) | 31.1°F (2014) | 1.08 in (1955) |
| September 14 | 93.0°F (1994) | 33.1°F (2007) | 1.27 in (2004) |
| September 15 | 93.0°F (1955) | 26.1°F (2011) | 2.67 in (2004) |
| September 16 | 91.9°F (1948) | 33.1°F (1976) | 1.55 in (2017) |
| September 17 | 91.9°F (1955) | 36.0°F (1971) | 2.77 in (1977) |
| September 18 | 90.0°F (1948) | 35.1°F (2020) | 1.78 in (2018) |
| September 19 | 95.0°F (1948) | 30.9°F (1991) | 4.57 in (1983) |
| September 20 | 91.9°F (2022) | 28.9°F (1991) | 2.27 in (2018) |
| September 21 | 93.0°F (2024) | 28.9°F (1999) | 1.40 in (1980) |
| September 22 | 91.9°F (2017) | 26.1°F (1974) | 2.43 in (2016) |
| September 23 | 90.0°F (2017) | 28.0°F (2012) | 1.65 in (2016) |
| September 24 | 90.0°F (2017) | 30.0°F (1989) | 1.70 in (1972) |
| September 25 | 87.1°F (1956) | 28.0°F (1951) | 2.00 in (1972) |
| September 26 | 89.1°F (1998) | 25.0°F (1984) | 1.14 in (1973) |
| September 27 | 86.0°F (1963) | 30.0°F (1961) | 1.52 in (1965) |
| September 28 | 88.0°F (2024) | 26.1°F (1961) | 0.83 in (1968) |
| September 29 | 88.0°F (2023) | 24.1°F (1949) | 1.06 in (1973) |
| September 30 | 91.9°F (2023) | 27.0°F (2003) | 0.67 in (1961) |