September weather in South Fork, CO
The average temperature in South Fork in September is °F (°F–°F). Average precipitation: 2.34 inches.
September is a fall month in South Fork, and is cooler than the annual average of 0°F. Expect about 9 days with precipitation. Daylight averages about 12h 14m.
Avg High
°F
Avg Low
°F
Precipitation
2.34 in
Daylight
12h 14m
September records in South Fork
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 133.0°F (2005) | 32.9°F (2020) | 0.40 in (2021) |
| September 2 | 133.5°F (2007) | 34.3°F (2010) | 0.60 in (2018) |
| September 3 | 70.2°F (2019) | 33.3°F (2008) | 0.20 in (2005) |
| September 4 | 68.7°F (2020) | 30.7°F (2008) | 0.40 in (2015) |
| September 5 | 70.5°F (2020) | 32.5°F (2024) | 0.80 in (2018) |
| September 6 | 71.2°F (2020) | 32.7°F (2024) | 0.40 in (2018) |
| September 7 | 68.0°F (2021) | 32.4°F (2006) | 0.20 in (2006) |
| September 8 | 68.5°F (2022) | 18.9°F (2020) | 1.70 in (2020) |
| September 9 | 70.9°F (2021) | 18.3°F (2020) | 0.90 in (2020) |
| September 10 | 68.7°F (2021) | 25.2°F (2020) | 0.30 in (2007) |
| September 11 | 81.0°F (2005) | 21.2°F (2020) | 0.60 in (2023) |
| September 12 | 85.3°F (2005) | 28.8°F (2020) | 1.20 in (2012) |
| September 13 | 63.5°F (2015) | 27.0°F (2008) | 0.70 in (2009) |
| September 14 | 103.6°F (2006) | 25.0°F (2005) | 0.80 in (2017) |
| September 15 | 66.0°F (2018) | 24.3°F (2005) | 0.30 in (2013) |
| September 16 | 121.5°F (2006) | 27.3°F (2006) | 0.30 in (2024) |
| September 17 | 131.7°F (2007) | 17.6°F (2006) | 0.80 in (2024) |
| September 18 | 136.4°F (2005) | 19.8°F (2006) | 0.40 in (2013) |
| September 19 | 66.2°F (2014) | 29.3°F (2023) | 0.10 in (2006) |
| September 20 | 66.4°F (2014) | 23.9°F (2006) | 0.50 in (2006) |
| September 21 | 107.1°F (2006) | 18.3°F (2009) | 0.60 in (2024) |
| September 22 | 62.6°F (2021) | 13.3°F (2006) | 0.80 in (2017) |
| September 23 | 102.0°F (2006) | 13.3°F (2006) | 0.70 in (2007) |
| September 24 | 114.3°F (2006) | 16.7°F (2009) | 0.10 in (2012) |
| September 25 | 134.2°F (2005) | 21.9°F (2009) | 0.10 in (2006) |
| September 26 | 67.3°F (2015) | 27.3°F (2006) | 0.10 in (2017) |
| September 27 | 69.6°F (2010) | 12.4°F (2013) | 1.10 in (2017) |
| September 28 | 69.1°F (2010) | 12.6°F (2013) | 0.50 in (2005) |
| September 29 | 68.5°F (2010) | 24.3°F (2014) | 0.40 in (2014) |
| September 30 | 122.2°F (2005) | 19.2°F (2014) | 0.90 in (2017) |