September weather in Brewster, NY
The average temperature in Brewster in September is 61.4°F (52.8°F–70.0°F). Average precipitation: 4.92 inches.
September is a fall month in Brewster, and is warmer than the annual average of 48°F. Daily temperatures swing about 17.2°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
70.0°F
Avg Low
52.8°F
Precipitation
4.92 in
Daylight
12h 16m
September records in Brewster
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 86.0°F (2010) | 46.9°F (2017) | 0.50 in (2005) |
| September 2 | 89.1°F (2012) | 42.1°F (2017) | 5.92 in (2021) |
| September 3 | 88.0°F (2010) | 46.9°F (2017) | 1.28 in (2013) |
| September 4 | 86.0°F (2018) | 46.0°F (2024) | 0.36 in (2017) |
| September 5 | 84.0°F (2018) | 48.0°F (2024) | 0.01 in (2022) |
| September 6 | 84.9°F (2018) | 44.1°F (2010) | 2.25 in (2017) |
| September 7 | 88.0°F (2018) | 44.1°F (2013) | 4.33 in (2008) |
| September 8 | 86.0°F (2015) | 46.9°F (2011) | 2.23 in (2011) |
| September 9 | 89.1°F (2015) | 43.0°F (2013) | 2.85 in (2004) |
| September 10 | 84.9°F (2015) | 48.0°F (2013) | 1.05 in (2008) |
| September 11 | 81.0°F (2016) | 43.0°F (2006) | 1.04 in (2015) |
| September 12 | 86.0°F (2013) | 39.0°F (2006) | 0.50 in (2007) |
| September 13 | 89.1°F (2005) | 43.0°F (2006) | 1.61 in (2013) |
| September 14 | 93.0°F (2005) | 46.0°F (2013) | 0.41 in (2008) |
| September 15 | 88.0°F (2005) | 41.0°F (2013) | 2.01 in (2005) |
| September 16 | 79.0°F (2005) | 39.0°F (2007) | 0.32 in (2006) |
| September 17 | 80.1°F (2018) | 36.0°F (2007) | 0.34 in (2010) |
| September 18 | 80.1°F (2005) | 37.9°F (2013) | 3.32 in (2004) |
| September 19 | 80.1°F (2005) | 37.0°F (2019) | 2.21 in (2012) |
| September 20 | 82.9°F (2005) | 37.0°F (2020) | 0.57 in (2016) |
| September 21 | 77.0°F (2007) | 33.1°F (2020) | 0.24 in (2011) |
| September 22 | 81.0°F (2005) | 36.0°F (2020) | 1.72 in (2013) |
| September 23 | 84.9°F (2005) | 39.0°F (2014) | 0.34 in (2022) |
| September 24 | 82.9°F (2019) | 39.9°F (2013) | 2.11 in (2021) |
| September 25 | 84.0°F (2017) | 41.0°F (2016) | 1.22 in (2023) |
| September 26 | 82.9°F (2017) | 37.0°F (2016) | 1.20 in (2018) |
| September 27 | 84.0°F (2007) | 39.9°F (2015) | 0.51 in (2008) |
| September 28 | 81.0°F (2017) | 41.0°F (2006) | 0.88 in (2018) |
| September 29 | 75.9°F (2014) | 42.1°F (2017) | 2.64 in (2004) |
| September 30 | 75.9°F (2015) | 36.0°F (2006) | 2.60 in (2023) |