September weather in Nashua, MT
The average temperature in Nashua in September is 60.3°F (44.6°F–76.0°F). Average precipitation: inches.
September is a fall month in Nashua, and is warmer than the annual average of 44.3°F. Daily temperatures swing about 31.4°F between overnight low and afternoon high. Daylight averages about 12h 20m. For travel, September is a comfortable month to visit.
Avg High
76.0°F
Avg Low
44.6°F
Precipitation
in
Daylight
12h 20m
September records in Nashua
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.0°F (2004) | 41.0°F (2005) | 0.40 in (2008) |
| September 2 | 96.1°F (2013) | 37.9°F (2006) | 0.24 in (2000) |
| September 3 | 99.0°F (2005) | 39.0°F (2008) | 0.32 in (1999) |
| September 4 | 98.1°F (2007) | 37.9°F (2004) | 0.62 in (2007) |
| September 5 | 98.1°F (2007) | 37.9°F (2008) | 0.00 in (1999) |
| September 6 | 95.0°F (2013) | 43.0°F (2004) | 0.46 in (2010) |
| September 7 | 95.0°F (2003) | 35.1°F (2004) | 0.22 in (2002) |
| September 8 | 93.0°F (2003) | 36.0°F (2008) | 0.73 in (2013) |
| September 9 | 98.1°F (2005) | 33.1°F (1999) | 0.25 in (2013) |
| September 10 | 95.0°F (2005) | 37.9°F (2014) | 0.78 in (2005) |
| September 11 | 88.0°F (2002) | 25.0°F (2010) | 0.35 in (1999) |
| September 12 | 91.0°F (2006) | 30.9°F (2012) | 0.09 in (2003) |
| September 13 | 87.1°F (2006) | 32.0°F (2012) | 0.37 in (2008) |
| September 14 | 87.1°F (2009) | 28.0°F (2007) | 0.05 in (2004) |
| September 15 | 91.9°F (2002) | 30.0°F (1999) | 0.15 in (2006) |
| September 16 | 91.9°F (2000) | 35.1°F (1999) | 0.00 in (1999) |
| September 17 | 95.0°F (2009) | 34.0°F (2010) | 0.65 in (2006) |
| September 18 | 91.9°F (2000) | 30.9°F (2010) | 0.28 in (1999) |
| September 19 | 97.0°F (2009) | 33.1°F (2003) | 0.35 in (2011) |
| September 20 | 98.1°F (2009) | 33.1°F (2013) | 0.07 in (2004) |
| September 21 | 89.1°F (2008) | 30.0°F (2004) | 0.10 in (2000) |
| September 22 | 84.9°F (1999) | 25.0°F (2002) | 1.06 in (2006) |
| September 23 | 89.1°F (2011) | 27.0°F (2000) | 0.25 in (2008) |
| September 24 | 91.9°F (2011) | 24.1°F (2000) | 0.20 in (2002) |
| September 25 | 93.9°F (2014) | 28.0°F (2000) | 0.01 in (2013) |
| September 26 | 91.0°F (2010) | 28.9°F (2002) | 0.05 in (2013) |
| September 27 | 89.1°F (2011) | 28.9°F (1999) | 0.00 in (1999) |
| September 28 | 91.0°F (2010) | 28.0°F (2005) | 0.08 in (2014) |
| September 29 | 86.0°F (2010) | 30.9°F (2002) | 0.05 in (2014) |
| September 30 | 87.1°F (2011) | 30.9°F (2007) | 0.01 in (2004) |