September weather in Jeffersonville, NY
The average temperature in Jeffersonville in September is 59.6°F (48.0°F–71.3°F). Average precipitation: 4.77 inches.
September is a fall month in Jeffersonville, and is warmer than the annual average of 45.5°F. Daily temperatures swing about 23.3°F between overnight low and afternoon high. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
71.3°F
Avg Low
48.0°F
Precipitation
4.77 in
Daylight
12h 16m
September records in Jeffersonville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 84.9°F (2012) | 39.0°F (2017) | 0.28 in (2021) |
| September 2 | 82.9°F (2012) | 39.0°F (2017) | 2.63 in (2021) |
| September 3 | 87.1°F (2014) | 42.1°F (2017) | 0.88 in (2020) |
| September 4 | 88.0°F (2018) | 43.0°F (2021) | 0.14 in (2017) |
| September 5 | 84.9°F (2018) | 44.1°F (2020) | 1.35 in (2012) |
| September 6 | 88.0°F (2018) | 37.0°F (2013) | 2.78 in (2022) |
| September 7 | 87.1°F (2023) | 41.0°F (2013) | 2.51 in (2011) |
| September 8 | 87.1°F (2015) | 39.0°F (2024) | 1.41 in (2023) |
| September 9 | 89.1°F (2015) | 37.0°F (2013) | 0.79 in (2021) |
| September 10 | 87.1°F (2015) | 41.0°F (2013) | 0.76 in (2018) |
| September 11 | 84.0°F (2013) | 37.0°F (2012) | 1.60 in (2018) |
| September 12 | 90.0°F (2013) | 39.9°F (2012) | 0.80 in (2013) |
| September 13 | 80.1°F (2024) | 42.1°F (2014) | 1.11 in (2015) |
| September 14 | 80.1°F (2011) | 42.1°F (2014) | 0.53 in (2014) |
| September 15 | 82.0°F (2016) | 34.0°F (2013) | 0.24 in (2019) |
| September 16 | 82.9°F (2021) | 36.0°F (2013) | 0.34 in (2021) |
| September 17 | 84.0°F (2018) | 30.9°F (2013) | 0.27 in (2017) |
| September 18 | 81.0°F (2015) | 34.0°F (2013) | 1.27 in (2018) |
| September 19 | 82.0°F (2024) | 28.9°F (2020) | 3.61 in (2012) |
| September 20 | 82.0°F (2017) | 30.0°F (2020) | 0.09 in (2022) |
| September 21 | 80.1°F (2016) | 32.0°F (2020) | 0.26 in (2011) |
| September 22 | 82.0°F (2017) | 33.1°F (2020) | 0.46 in (2013) |
| September 23 | 82.9°F (2019) | 33.1°F (2014) | 0.61 in (2012) |
| September 24 | 84.9°F (2017) | 30.9°F (2013) | 2.92 in (2021) |
| September 25 | 88.0°F (2017) | 32.0°F (2013) | 1.90 in (2023) |
| September 26 | 88.0°F (2017) | 34.0°F (2016) | 1.86 in (2025) |
| September 27 | 87.1°F (2017) | 36.0°F (2016) | 0.71 in (2018) |
| September 28 | 86.0°F (2017) | 37.9°F (2023) | 1.40 in (2011) |
| September 29 | 82.0°F (2014) | 37.0°F (2017) | 1.04 in (2011) |
| September 30 | 73.0°F (2025) | 36.0°F (2022) | 2.91 in (2015) |