September weather in Aurora, IA
The average temperature in Aurora in September is 60.9°F (47.8°F–74.0°F). Average precipitation: 3.71 inches.
September is a fall month in Aurora, and is warmer than the annual average of 45.4°F. Daily temperatures swing about 26.2°F between overnight low and afternoon high. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
74.0°F
Avg Low
47.8°F
Precipitation
3.71 in
Daylight
12h 16m
September records in Aurora
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 89.1°F (2012) | 39.9°F (2009) | 1.85 in (2010) |
| September 2 | 91.9°F (2011) | 41.0°F (2009) | 0.79 in (2018) |
| September 3 | 95.0°F (2023) | 43.0°F (2017) | 2.21 in (2011) |
| September 4 | 97.0°F (2023) | 35.1°F (2020) | 1.89 in (2018) |
| September 5 | 97.0°F (2023) | 39.0°F (2020) | 1.45 in (2018) |
| September 6 | 89.1°F (2007) | 37.9°F (2017) | 2.62 in (2020) |
| September 7 | 91.0°F (2015) | 32.0°F (2025) | 0.61 in (2007) |
| September 8 | 89.1°F (2013) | 35.1°F (2025) | 0.36 in (2019) |
| September 9 | 82.9°F (2006) | 37.0°F (2008) | 1.90 in (2020) |
| September 10 | 96.1°F (2013) | 36.0°F (2008) | 1.72 in (2019) |
| September 11 | 96.1°F (2013) | 41.0°F (2014) | 2.24 in (2006) |
| September 12 | 88.0°F (2021) | 37.9°F (2007) | 1.59 in (2020) |
| September 13 | 84.9°F (2011) | 30.9°F (2014) | 0.61 in (2008) |
| September 14 | 91.9°F (2025) | 30.9°F (2014) | 0.11 in (2008) |
| September 15 | 89.1°F (2025) | 30.9°F (2007) | 0.45 in (2013) |
| September 16 | 89.1°F (2018) | 30.9°F (2007) | 2.27 in (2016) |
| September 17 | 88.0°F (2018) | 34.0°F (2014) | 0.43 in (2017) |
| September 18 | 90.0°F (2018) | 34.0°F (2012) | 0.46 in (2015) |
| September 19 | 86.0°F (2024) | 35.1°F (2012) | 0.89 in (2018) |
| September 20 | 88.0°F (2021) | 30.9°F (2006) | 2.26 in (2018) |
| September 21 | 95.0°F (2022) | 30.0°F (2006) | 1.83 in (2021) |
| September 22 | 91.0°F (2017) | 37.0°F (2012) | 1.50 in (2016) |
| September 23 | 91.9°F (2017) | 26.1°F (2012) | 3.49 in (2016) |
| September 24 | 93.0°F (2017) | 26.1°F (2012) | 1.28 in (2010) |
| September 25 | 91.0°F (2017) | 28.9°F (2012) | 0.25 in (2019) |
| September 26 | 89.1°F (2017) | 34.0°F (2006) | 1.84 in (2009) |
| September 27 | 86.0°F (2025) | 33.1°F (2022) | 0.35 in (2011) |
| September 28 | 84.0°F (2021) | 30.9°F (2022) | 0.96 in (2019) |
| September 29 | 84.0°F (2025) | 30.0°F (2018) | 1.19 in (2015) |
| September 30 | 88.0°F (2025) | 30.0°F (2018) | 0.21 in (2018) |