September weather in Watkins Glen, NY
The average temperature in Watkins Glen in September is 59.5°F (48.3°F–70.6°F). Average precipitation: 4.08 inches.
September is a fall month in Watkins Glen, and is warmer than the annual average of 45.3°F. Daily temperatures swing about 22.3°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
70.6°F
Avg Low
48.3°F
Precipitation
4.08 in
Daylight
12h 16m
September records in Watkins Glen
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 89.1°F (2010) | 39.0°F (2009) | 0.95 in (2005) |
| September 2 | 88.0°F (2010) | 35.1°F (2017) | 1.50 in (2003) |
| September 3 | 88.0°F (2010) | 37.9°F (2007) | 2.08 in (2006) |
| September 4 | 88.0°F (2011) | 41.0°F (2024) | 0.64 in (2003) |
| September 5 | 87.1°F (2011) | 43.0°F (2005) | 0.65 in (2012) |
| September 6 | 88.0°F (2018) | 37.9°F (2013) | 1.57 in (2011) |
| September 7 | 87.1°F (2007) | 39.0°F (2013) | 0.86 in (2017) |
| September 8 | 89.1°F (2007) | 39.9°F (2025) | 4.40 in (2011) |
| September 9 | 89.1°F (2015) | 37.9°F (2013) | 2.17 in (2004) |
| September 10 | 88.0°F (2015) | 39.9°F (2013) | 1.77 in (2007) |
| September 11 | 86.0°F (2016) | 36.0°F (2003) | 1.51 in (2018) |
| September 12 | 88.0°F (2013) | 37.0°F (2017) | 1.32 in (2013) |
| September 13 | 82.9°F (2005) | 39.9°F (2014) | 0.83 in (2008) |
| September 14 | 84.0°F (2005) | 43.0°F (2007) | 0.77 in (2022) |
| September 15 | 86.0°F (2008) | 37.0°F (2020) | 0.63 in (2007) |
| September 16 | 81.0°F (2018) | 36.0°F (2007) | 0.80 in (2021) |
| September 17 | 82.9°F (2018) | 32.0°F (2013) | 0.63 in (2010) |
| September 18 | 82.0°F (2015) | 32.0°F (2013) | 2.07 in (2004) |
| September 19 | 82.0°F (2015) | 28.0°F (2020) | 2.76 in (2012) |
| September 20 | 78.1°F (2017) | 28.0°F (2020) | 0.98 in (2022) |
| September 21 | 82.9°F (2016) | 30.9°F (2020) | 0.03 in (2011) |
| September 22 | 80.1°F (2019) | 30.9°F (2020) | 1.02 in (2013) |
| September 23 | 84.0°F (2016) | 37.0°F (2006) | 0.98 in (2003) |
| September 24 | 80.1°F (2009) | 36.0°F (2013) | 1.00 in (2021) |
| September 25 | 87.1°F (2010) | 35.1°F (2016) | 0.87 in (2025) |
| September 26 | 87.1°F (2017) | 36.0°F (2013) | 0.38 in (2005) |
| September 27 | 86.0°F (2017) | 37.9°F (2023) | 0.94 in (2005) |
| September 28 | 87.1°F (2017) | 37.9°F (2023) | 0.87 in (2003) |
| September 29 | 81.0°F (2020) | 39.0°F (2023) | 0.63 in (2008) |
| September 30 | 77.0°F (2014) | 33.1°F (2022) | 3.60 in (2015) |