September weather in Scottsdale, AZ
The average temperature in Scottsdale in September is 82.2°F (70.7°F–93.7°F). Average precipitation: 0.83 inches.
September is a fall month in Scottsdale, and is warmer than the annual average of 69.6°F. Daily temperatures swing about 23°F between overnight low and afternoon high. Daylight averages about 12h 12m. For travel, September is hot.
Avg High
93.7°F
Avg Low
70.7°F
Precipitation
0.83 in
Daylight
12h 12m
September records in Scottsdale
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 105.1°F (2017) | 66.9°F (2008) | 0.55 in (2021) |
| September 2 | 105.1°F (2017) | 68.0°F (2020) | 0.30 in (2021) |
| September 3 | 105.1°F (2017) | 66.9°F (2006) | 0.24 in (2006) |
| September 4 | 109.0°F (2020) | 61.0°F (2006) | 0.85 in (2006) |
| September 5 | 109.9°F (2024) | 61.0°F (2006) | 0.37 in (2006) |
| September 6 | 109.0°F (2020) | 70.0°F (2009) | 0.20 in (2002) |
| September 7 | 105.1°F (2020) | 66.9°F (2002) | 0.80 in (2002) |
| September 8 | 105.1°F (2020) | 64.0°F (2006) | 2.00 in (2014) |
| September 9 | 107.1°F (2023) | 60.1°F (2006) | 1.48 in (2006) |
| September 10 | 105.1°F (2023) | 63.0°F (2010) | 0.40 in (2012) |
| September 11 | 102.9°F (2024) | 63.0°F (2002) | 0.33 in (2002) |
| September 12 | 102.9°F (2017) | 64.9°F (2008) | 0.09 in (2009) |
| September 13 | 102.0°F (2021) | 63.0°F (2005) | 0.35 in (2023) |
| September 14 | 100.9°F (2018) | 62.1°F (2005) | 0.05 in (2011) |
| September 15 | 102.9°F (2018) | 66.0°F (2006) | 0.30 in (2015) |
| September 16 | 100.9°F (2020) | 62.1°F (2006) | 0.08 in (2014) |
| September 17 | 102.0°F (2020) | 66.0°F (2005) | 0.01 in (2014) |
| September 18 | 102.9°F (2010) | 64.0°F (2024) | 0.00 in (2002) |
| September 19 | 102.0°F (2010) | 64.9°F (2017) | 0.53 in (2004) |
| September 20 | 100.0°F (2020) | 64.9°F (2004) | 0.18 in (2004) |
| September 21 | 100.0°F (2003) | 57.0°F (2004) | 0.09 in (2022) |
| September 22 | 100.9°F (2003) | 59.0°F (2006) | 0.10 in (2007) |
| September 23 | 100.0°F (2002) | 60.1°F (2004) | 0.95 in (2019) |
| September 24 | 102.0°F (2024) | 59.0°F (2007) | 0.70 in (2019) |
| September 25 | 104.0°F (2024) | 61.0°F (2017) | 0.04 in (2003) |
| September 26 | 104.0°F (2024) | 61.0°F (2017) | 0.70 in (2025) |
| September 27 | 107.1°F (2024) | 60.1°F (2013) | 1.10 in (2014) |
| September 28 | 111.0°F (2024) | 62.1°F (2014) | 0.22 in (2021) |
| September 29 | 106.0°F (2024) | 60.1°F (2014) | 0.01 in (2022) |
| September 30 | 102.0°F (2024) | 60.1°F (2002) | 0.00 in (2002) |