September weather in Northwest, NC
The average temperature in Northwest in September is 74.1°F (64.1°F–84.1°F). Average precipitation: inches.
September is a fall month in Northwest, and is warmer than the annual average of 62.7°F. Daily temperatures swing about 20°F between overnight low and afternoon high. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
84.1°F
Avg Low
64.1°F
Precipitation
in
Daylight
12h 12m
September records in Northwest
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (2018) | 57.9°F (2011) | 6.70 in (2006) |
| September 2 | 96.1°F (2012) | 57.9°F (2008) | 1.05 in (2024) |
| September 3 | 96.1°F (2012) | 51.1°F (2021) | 0.25 in (2018) |
| September 4 | 98.1°F (2010) | 55.9°F (2021) | 0.28 in (2013) |
| September 5 | 95.0°F (2020) | 48.9°F (2007) | 0.38 in (2006) |
| September 6 | 96.1°F (2023) | 59.0°F (2009) | 1.25 in (2017) |
| September 7 | 96.1°F (2023) | 59.0°F (2009) | 1.42 in (2011) |
| September 8 | 97.0°F (2023) | 57.9°F (2017) | 1.96 in (2012) |
| September 9 | 96.1°F (2010) | 54.0°F (2017) | 0.80 in (2018) |
| September 10 | 91.9°F (2007) | 51.1°F (2024) | 0.46 in (2020) |
| September 11 | 97.0°F (2007) | 54.0°F (2012) | 0.75 in (2023) |
| September 12 | 96.1°F (2007) | 54.0°F (2012) | 2.91 in (2017) |
| September 13 | 91.9°F (2023) | 61.0°F (2011) | 4.76 in (2005) |
| September 14 | 91.9°F (2008) | 51.1°F (2015) | 2.40 in (2023) |
| September 15 | 95.0°F (2010) | 50.0°F (2015) | 1.22 in (2006) |
| September 16 | 95.0°F (2008) | 52.0°F (2007) | 1.26 in (2011) |
| September 17 | 95.0°F (2008) | 52.0°F (2007) | 5.08 in (2024) |
| September 18 | 93.0°F (2010) | 53.1°F (2013) | 0.13 in (2012) |
| September 19 | 93.0°F (2010) | 51.1°F (2007) | 1.51 in (2012) |
| September 20 | 89.1°F (2010) | 51.1°F (2007) | 0.65 in (2024) |
| September 21 | 93.0°F (2010) | 48.0°F (2020) | 1.35 in (2011) |
| September 22 | 91.9°F (2017) | 46.0°F (2020) | 3.90 in (2021) |
| September 23 | 93.0°F (2022) | 42.1°F (2020) | 2.82 in (2009) |
| September 24 | 95.0°F (2010) | 43.0°F (2022) | 0.13 in (2011) |
| September 25 | 91.9°F (2010) | 48.9°F (2012) | 2.00 in (2023) |
| September 26 | 93.9°F (2010) | 51.1°F (2006) | 2.32 in (2008) |
| September 27 | 88.0°F (2010) | 50.0°F (2006) | 3.35 in (2010) |
| September 28 | 89.1°F (2017) | 50.0°F (2006) | 4.10 in (2010) |
| September 29 | 95.0°F (2017) | 52.0°F (2009) | 0.72 in (2020) |
| September 30 | 88.0°F (2021) | 44.1°F (2006) | 5.25 in (2010) |