September weather in Fraser, CO
The average temperature in Fraser in September is 48.6°F (29.1°F–68.0°F). Average precipitation: 1.63 inches. Average snowfall is 1.2 inches.
September is a fall month in Fraser, and is warmer than the annual average of 36°F. Daily temperatures swing about 38.9°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 15m. For travel, September is cool.
Avg High
68.0°F
Avg Low
29.1°F
Precipitation
1.63 in
Snow
1.2 in
September records in Fraser
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 81.0°F (1995) | 24.1°F (2005) | 0.30 in (1990) |
| September 2 | 81.0°F (1995) | 25.0°F (1993) | 0.40 in (1992) |
| September 3 | 82.0°F (2019) | 21.0°F (1993) | 0.51 in (1997) |
| September 4 | 82.9°F (2022) | 21.0°F (1993) | 0.95 in (2007) |
| September 5 | 82.0°F (2022) | 23.0°F (2006) | 0.43 in (2024) |
| September 6 | 82.0°F (2020) | 23.0°F (1994) | 0.37 in (2011) |
| September 7 | 80.1°F (2022) | 12.0°F (2010) | 0.68 in (2003) |
| September 8 | 75.9°F (1990) | 12.0°F (2010) | 0.73 in (2001) |
| September 9 | 80.1°F (2021) | 17.1°F (2001) | 0.49 in (2005) |
| September 10 | 80.1°F (2021) | 16.0°F (2016) | 0.49 in (2013) |
| September 11 | 80.1°F (2021) | 18.0°F (2010) | 0.49 in (2020) |
| September 12 | 78.1°F (2018) | 12.9°F (2010) | 1.00 in (2008) |
| September 13 | 78.1°F (1990) | 21.0°F (1999) | 0.37 in (2013) |
| September 14 | 78.1°F (1990) | 18.0°F (1989) | 0.38 in (2023) |
| September 15 | 81.0°F (1990) | 18.0°F (1993) | 0.32 in (1996) |
| September 16 | 78.1°F (1990) | 18.0°F (1993) | 0.22 in (2009) |
| September 17 | 78.1°F (2000) | 19.0°F (2006) | 0.46 in (2007) |
| September 18 | 78.1°F (2000) | 19.0°F (2006) | 0.36 in (1990) |
| September 19 | 78.1°F (2010) | 19.0°F (1991) | 0.40 in (1996) |
| September 20 | 78.1°F (2010) | 18.0°F (1993) | 0.55 in (1999) |
| September 21 | 75.9°F (2010) | 15.1°F (1994) | 0.30 in (2006) |
| September 22 | 75.9°F (2010) | 12.0°F (1995) | 0.69 in (2000) |
| September 23 | 73.0°F (2016) | 15.1°F (1991) | 0.87 in (2025) |
| September 24 | 73.0°F (2001) | 15.1°F (1991) | 0.52 in (2000) |
| September 25 | 75.9°F (2020) | 12.9°F (2000) | 0.36 in (1996) |
| September 26 | 78.1°F (2024) | 16.0°F (1995) | 0.65 in (2002) |
| September 27 | 78.1°F (2010) | 7.0°F (1996) | 0.35 in (2013) |
| September 28 | 78.1°F (2010) | 17.1°F (1993) | 0.90 in (2005) |
| September 29 | 78.1°F (2010) | 10.9°F (1999) | 0.21 in (1995) |
| September 30 | 73.9°F (2010) | 10.9°F (1999) | 0.90 in (2004) |