September weather in Richmondville, NY
The average temperature in Richmondville in September is 59.9°F (48.6°F–71.2°F). Average precipitation: 3.59 inches.
September is a fall month in Richmondville, and is warmer than the annual average of 45.6°F. Daily temperatures swing about 22.6°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
71.2°F
Avg Low
48.6°F
Precipitation
3.59 in
Daylight
12h 16m
September records in Richmondville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 90.0°F (1993) | 42.1°F (1991) | 0.88 in (2013) |
| September 2 | 88.0°F (2010) | 25.0°F (2007) | 1.32 in (2003) |
| September 3 | 88.0°F (1999) | 21.0°F (2007) | 1.24 in (2014) |
| September 4 | 89.1°F (2018) | 37.9°F (1987) | 1.29 in (2003) |
| September 5 | 90.0°F (1999) | 39.9°F (1994) | 0.49 in (1988) |
| September 6 | 91.0°F (2018) | 28.9°F (2007) | 1.10 in (2011) |
| September 7 | 86.0°F (1998) | 42.1°F (2005) | 0.78 in (2011) |
| September 8 | 91.0°F (2007) | 42.1°F (1988) | 2.47 in (2011) |
| September 9 | 89.1°F (2002) | 8.1°F (2007) | 1.27 in (1999) |
| September 10 | 90.0°F (2002) | 21.9°F (2007) | 0.58 in (2007) |
| September 11 | 91.0°F (1989) | -5.1°F (2007) | 1.50 in (2018) |
| September 12 | 90.0°F (2013) | 37.9°F (2006) | 1.25 in (1997) |
| September 13 | 84.9°F (2005) | 37.9°F (1992) | 0.95 in (2015) |
| September 14 | 88.0°F (2005) | -34.1°F (2007) | 0.80 in (1987) |
| September 15 | 88.0°F (2005) | 25.0°F (2007) | 0.73 in (1989) |
| September 16 | 86.0°F (1993) | 30.0°F (2001) | 0.87 in (2002) |
| September 17 | 88.0°F (1991) | -44.0°F (2007) | 5.20 in (1999) |
| September 18 | 82.0°F (2015) | 23.0°F (2007) | 2.92 in (2018) |
| September 19 | 82.0°F (2017) | -16.1°F (2007) | 1.36 in (2012) |
| September 20 | 82.9°F (1988) | 14.0°F (2007) | 1.20 in (1989) |
| September 21 | 84.0°F (2002) | 23.0°F (2007) | 0.36 in (1999) |
| September 22 | 82.0°F (1998) | 25.0°F (2007) | 0.55 in (1999) |
| September 23 | 82.9°F (2016) | 16.0°F (2007) | 1.28 in (2002) |
| September 24 | 79.0°F (2004) | 28.9°F (1992) | 0.40 in (2003) |
| September 25 | 86.0°F (2010) | 28.9°F (1992) | 0.98 in (2001) |
| September 26 | 86.0°F (2017) | 32.0°F (1989) | 0.72 in (2018) |
| September 27 | 86.0°F (2007) | 27.0°F (2007) | 0.72 in (1998) |
| September 28 | 88.0°F (2017) | 30.9°F (1989) | 1.30 in (2003) |
| September 29 | 79.0°F (2014) | 28.9°F (1995) | 0.84 in (2006) |
| September 30 | 77.0°F (1990) | 25.0°F (1991) | 2.15 in (2015) |