September weather in Buffalo, OK
The average temperature in Buffalo in September is 72.9°F (59.4°F–86.5°F). Average precipitation: inches.
September is a fall month in Buffalo, and is warmer than the annual average of 58.8°F. Daily temperatures swing about 27.1°F between overnight low and afternoon high. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
86.5°F
Avg Low
59.4°F
Precipitation
in
Daylight
12h 13m
September records in Buffalo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 107.1°F (2011) | 54.0°F (2017) | 0.38 in (2025) |
| September 2 | 106.0°F (2012) | 57.9°F (2013) | 0.14 in (2018) |
| September 3 | 108.0°F (2012) | 48.9°F (2010) | 0.09 in (2021) |
| September 4 | 107.1°F (2023) | 50.0°F (2010) | 0.14 in (2025) |
| September 5 | 102.0°F (2010) | 46.0°F (2011) | 0.29 in (2025) |
| September 6 | 104.0°F (2015) | 43.0°F (2017) | 0.12 in (2018) |
| September 7 | 105.1°F (2023) | 53.1°F (2014) | 0.14 in (2016) |
| September 8 | 99.0°F (2013) | 45.0°F (2020) | 0.81 in (2025) |
| September 9 | 98.1°F (2014) | 42.1°F (2020) | 1.17 in (2020) |
| September 10 | 100.0°F (2021) | 46.0°F (2020) | 0.24 in (2025) |
| September 11 | 107.1°F (2021) | 48.9°F (2022) | 1.07 in (2023) |
| September 12 | 105.1°F (2011) | 46.9°F (2014) | 0.47 in (2009) |
| September 13 | 98.1°F (2010) | 46.9°F (2014) | 0.49 in (2012) |
| September 14 | 100.0°F (2017) | 50.0°F (2014) | 0.51 in (2025) |
| September 15 | 102.0°F (2010) | 48.0°F (2011) | 0.16 in (2022) |
| September 16 | 98.1°F (2015) | 51.1°F (2011) | 0.07 in (2010) |
| September 17 | 102.9°F (2015) | 55.0°F (2020) | 0.73 in (2025) |
| September 18 | 100.0°F (2022) | 48.0°F (2012) | 0.23 in (2017) |
| September 19 | 100.9°F (2016) | 48.0°F (2020) | 0.13 in (2013) |
| September 20 | 104.0°F (2024) | 53.1°F (2013) | 0.77 in (2018) |
| September 21 | 102.0°F (2022) | 46.0°F (2013) | 1.65 in (2024) |
| September 22 | 96.1°F (2016) | 44.1°F (2021) | 0.36 in (2011) |
| September 23 | 96.1°F (2022) | 44.1°F (2009) | 0.34 in (2010) |
| September 24 | 97.0°F (2020) | 43.0°F (2009) | 0.10 in (2025) |
| September 25 | 102.0°F (2020) | 42.1°F (2009) | 1.77 in (2017) |
| September 26 | 99.0°F (2020) | 42.1°F (2016) | 0.31 in (2012) |
| September 27 | 100.9°F (2019) | 41.0°F (2018) | 0.18 in (2012) |
| September 28 | 100.0°F (2011) | 45.0°F (2009) | 0.82 in (2013) |
| September 29 | 96.1°F (2023) | 37.9°F (2009) | 0.07 in (2017) |
| September 30 | 95.0°F (2023) | 43.0°F (2011) | 0.00 in (2009) |