September weather in Genoa, CO
The average temperature in Genoa in September is 62.8°F (49.9°F–75.8°F). Average precipitation: 1.00 inches. Average snowfall is 0.4 inches.
September is a fall month in Genoa, and is warmer than the annual average of 49.9°F. Daily temperatures swing about 25.9°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
75.8°F
Avg Low
49.9°F
Precipitation
1.00 in
Snow
0.4 in
September records in Genoa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.0°F (2011) | 39.9°F (1972) | 4.23 in (1942) |
| September 2 | 95.0°F (2023) | 39.9°F (1972) | 1.20 in (2006) |
| September 3 | 95.0°F (2019) | 42.1°F (2008) | 1.17 in (2016) |
| September 4 | 93.9°F (2023) | 37.9°F (1971) | 0.70 in (1944) |
| September 5 | 93.9°F (2013) | 39.0°F (1971) | 0.26 in (2018) |
| September 6 | 98.1°F (2020) | 43.0°F (2025) | 0.48 in (1946) |
| September 7 | 93.9°F (1971) | 35.1°F (1970) | 0.56 in (2007) |
| September 8 | 91.0°F (2013) | 32.0°F (2020) | 1.54 in (1980) |
| September 9 | 88.0°F (2010) | 26.1°F (2020) | 3.45 in (2002) |
| September 10 | 87.1°F (2005) | 25.0°F (2020) | 0.88 in (1940) |
| September 11 | 91.9°F (2018) | 33.1°F (2020) | 0.36 in (2020) |
| September 12 | 91.9°F (2018) | 30.0°F (2014) | 0.99 in (1952) |
| September 13 | 93.9°F (2018) | 32.0°F (2014) | 1.61 in (2013) |
| September 14 | 93.9°F (2018) | 34.0°F (1970) | 0.65 in (1957) |
| September 15 | 91.9°F (2018) | 35.1°F (1970) | 1.76 in (1996) |
| September 16 | 93.9°F (2018) | 33.1°F (1971) | 1.03 in (1958) |
| September 17 | 93.0°F (2018) | 28.0°F (1971) | 1.50 in (1971) |
| September 18 | 93.9°F (2018) | 27.0°F (1971) | 0.36 in (1967) |
| September 19 | 91.0°F (2018) | 21.9°F (1971) | 0.45 in (1990) |
| September 20 | 87.1°F (2019) | 32.0°F (1971) | 0.48 in (1965) |
| September 21 | 91.0°F (2010) | 30.0°F (1971) | 0.61 in (1941) |
| September 22 | 88.0°F (2005) | 27.0°F (1971) | 1.73 in (1941) |
| September 23 | 84.9°F (2010) | 27.0°F (1970) | 1.26 in (1941) |
| September 24 | 90.0°F (2018) | 33.1°F (2006) | 1.01 in (2013) |
| September 25 | 84.9°F (2020) | 28.0°F (1970) | 0.40 in (1970) |
| September 26 | 86.0°F (2020) | 25.0°F (1970) | 0.39 in (2012) |
| September 27 | 87.1°F (2021) | 28.9°F (1970) | 0.60 in (1976) |
| September 28 | 87.1°F (2001) | 33.1°F (1970) | 0.48 in (1973) |
| September 29 | 87.1°F (2010) | 0.0°F (2001) | 0.83 in (1990) |
| September 30 | 90.0°F (2018) | 0.0°F (2001) | 1.10 in (1945) |