September weather in Mancos, CO
The average temperature in Mancos in September is 58.3°F (41.6°F–75.1°F). Average precipitation: 1.90 inches.
September is a fall month in Mancos, and is warmer than the annual average of 46.3°F. Daily temperatures swing about 33.5°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
75.1°F
Avg Low
41.6°F
Precipitation
1.90 in
Daylight
12h 14m
September records in Mancos
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.0°F (2019) | 37.9°F (1900) | 0.57 in (2018) |
| September 2 | 93.0°F (2019) | 37.9°F (2010) | 0.68 in (1977) |
| September 3 | 93.0°F (2019) | 35.1°F (1904) | 0.60 in (1954) |
| September 4 | 91.9°F (1899) | 36.0°F (2008) | 1.35 in (1913) |
| September 5 | 91.9°F (1995) | 30.0°F (2004) | 0.99 in (1909) |
| September 6 | 91.9°F (2022) | 35.1°F (2004) | 1.47 in (1980) |
| September 7 | 90.0°F (2022) | 35.1°F (2001) | 0.80 in (1991) |
| September 8 | 90.0°F (2022) | 36.0°F (2007) | 0.88 in (1995) |
| September 9 | 90.0°F (2021) | 30.0°F (2001) | 1.85 in (2003) |
| September 10 | 89.1°F (2021) | 30.9°F (1903) | 0.56 in (2020) |
| September 11 | 90.0°F (1899) | 30.0°F (2003) | 1.38 in (1969) |
| September 12 | 88.0°F (1899) | 25.0°F (1903) | 0.75 in (1975) |
| September 13 | 87.1°F (1990) | 32.0°F (1912) | 1.20 in (1958) |
| September 14 | 88.0°F (1990) | 28.0°F (1993) | 0.92 in (1906) |
| September 15 | 87.1°F (2000) | 26.1°F (1903) | 0.83 in (1997) |
| September 16 | 86.0°F (2000) | 19.0°F (1903) | 0.68 in (2024) |
| September 17 | 88.0°F (1914) | 21.9°F (1912) | 0.84 in (2024) |
| September 18 | 84.9°F (2018) | 19.9°F (2006) | 0.71 in (1990) |
| September 19 | 88.0°F (1914) | 25.0°F (1900) | 2.15 in (1992) |
| September 20 | 88.0°F (1901) | 21.9°F (1900) | 1.08 in (1997) |
| September 21 | 86.0°F (1899) | 21.0°F (1912) | 0.80 in (1962) |
| September 22 | 84.9°F (1899) | 21.0°F (1913) | 1.16 in (2013) |
| September 23 | 84.9°F (1899) | 23.0°F (1913) | 1.33 in (2007) |
| September 24 | 82.9°F (2015) | 25.0°F (1913) | 1.00 in (1915) |
| September 25 | 82.9°F (2021) | 19.0°F (1912) | 1.10 in (1915) |
| September 26 | 84.0°F (1899) | 24.1°F (1912) | 0.70 in (1913) |
| September 27 | 88.0°F (1899) | 16.0°F (1908) | 0.71 in (2017) |
| September 28 | 86.0°F (1899) | 23.0°F (1908) | 1.52 in (2014) |
| September 29 | 88.0°F (1899) | 27.0°F (2020) | 1.20 in (1905) |
| September 30 | 87.1°F (1899) | 23.0°F (2007) | 1.96 in (1911) |