September weather in Fleming, CO
The average temperature in Fleming in September is 64.9°F (49.5°F–80.2°F). Average precipitation: 1.28 inches. Average snowfall is 0.2 inches.
September is a fall month in Fleming, and is warmer than the annual average of 50.8°F. Daily temperatures swing about 30.7°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 15m. For travel, September is a comfortable month to visit.
Avg High
80.2°F
Avg Low
49.5°F
Precipitation
1.28 in
Snow
0.2 in
September records in Fleming
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.0°F (2012) | 46.0°F (2020) | 0.62 in (2006) |
| September 2 | 100.0°F (2012) | 37.9°F (2006) | 0.51 in (2021) |
| September 3 | 100.9°F (2019) | 37.0°F (2010) | 0.66 in (2016) |
| September 4 | 100.9°F (2017) | 37.0°F (2008) | 0.45 in (1999) |
| September 5 | 100.9°F (1998) | 42.1°F (2008) | 0.30 in (2014) |
| September 6 | 102.0°F (2020) | 37.9°F (2025) | 0.06 in (2014) |
| September 7 | 105.1°F (2022) | 36.0°F (2010) | 0.73 in (2001) |
| September 8 | 104.0°F (2022) | 36.0°F (2020) | 0.46 in (2020) |
| September 9 | 102.9°F (2022) | 30.9°F (2020) | 0.82 in (2019) |
| September 10 | 97.0°F (1998) | 33.1°F (2020) | 0.24 in (2002) |
| September 11 | 102.9°F (2021) | 37.9°F (2010) | 0.22 in (2020) |
| September 12 | 100.9°F (2021) | 33.1°F (2014) | 0.16 in (2014) |
| September 13 | 96.1°F (2018) | 32.0°F (1999) | 0.56 in (2008) |
| September 14 | 95.0°F (2015) | 34.0°F (2014) | 0.37 in (2013) |
| September 15 | 97.0°F (2015) | 37.9°F (2011) | 0.95 in (2023) |
| September 16 | 97.0°F (2018) | 37.0°F (2011) | 0.19 in (2017) |
| September 17 | 98.1°F (2021) | 34.0°F (2006) | 0.86 in (2025) |
| September 18 | 97.0°F (2000) | 35.1°F (2003) | 0.36 in (2011) |
| September 19 | 93.0°F (1998) | 33.1°F (2003) | 0.01 in (2015) |
| September 20 | 95.0°F (2022) | 33.1°F (2003) | 0.89 in (2000) |
| September 21 | 99.0°F (2010) | 35.1°F (2006) | 0.35 in (2009) |
| September 22 | 97.0°F (2005) | 37.9°F (2002) | 1.42 in (2022) |
| September 23 | 91.9°F (2007) | 33.1°F (2000) | 1.49 in (2009) |
| September 24 | 93.9°F (2007) | 30.0°F (2000) | 1.46 in (2025) |
| September 25 | 90.0°F (2020) | 28.9°F (2000) | 0.28 in (2007) |
| September 26 | 96.1°F (1998) | 32.0°F (2000) | 0.11 in (2017) |
| September 27 | 95.0°F (2024) | 32.0°F (1999) | 0.93 in (1999) |
| September 28 | 93.9°F (2021) | 28.0°F (2006) | 0.55 in (1999) |
| September 29 | 93.0°F (2024) | 28.9°F (2006) | 0.28 in (1999) |
| September 30 | 91.9°F (2024) | 32.0°F (1999) | 1.83 in (2014) |