September weather in Georgetown, CO
The average temperature in Georgetown in September is 53.8°F (39.3°F–68.3°F). Average precipitation: 1.52 inches. Average snowfall is 1.6 inches.
September is a fall month in Georgetown, and is warmer than the annual average of 42.2°F. Daily temperatures swing about 29°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 15m. For travel, September is a comfortable month to visit.
Avg High
68.3°F
Avg Low
39.3°F
Precipitation
1.52 in
Snow
1.6 in
September records in Georgetown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 84.0°F (1955) | 30.9°F (1972) | 0.48 in (1972) |
| September 2 | 86.0°F (1995) | 32.0°F (1961) | 0.56 in (1913) |
| September 3 | 82.9°F (2019) | 27.0°F (1961) | 0.90 in (1961) |
| September 4 | 86.0°F (1960) | 28.9°F (1961) | 0.76 in (1968) |
| September 5 | 84.9°F (1995) | 32.0°F (2006) | 0.88 in (1918) |
| September 6 | 84.9°F (2020) | 34.0°F (1898) | 0.60 in (1909) |
| September 7 | 84.0°F (2022) | 28.0°F (2010) | 0.77 in (1920) |
| September 8 | 84.0°F (2022) | 27.0°F (2020) | 0.74 in (1971) |
| September 9 | 82.9°F (2022) | 21.9°F (2020) | 1.15 in (1973) |
| September 10 | 84.0°F (2021) | 24.1°F (2020) | 1.12 in (2013) |
| September 11 | 84.0°F (2021) | 24.1°F (1898) | 0.58 in (1913) |
| September 12 | 80.1°F (1958) | 27.0°F (2014) | 0.93 in (2008) |
| September 13 | 80.1°F (1958) | 27.0°F (1999) | 1.47 in (2013) |
| September 14 | 82.0°F (2018) | 28.0°F (1999) | 0.52 in (1908) |
| September 15 | 80.1°F (2018) | 27.0°F (1971) | 0.75 in (1918) |
| September 16 | 81.0°F (2000) | 21.0°F (1971) | 0.43 in (2013) |
| September 17 | 82.9°F (2000) | 15.1°F (1971) | 0.69 in (1971) |
| September 18 | 82.0°F (1956) | 17.1°F (1971) | 0.21 in (1969) |
| September 19 | 82.9°F (2010) | 26.1°F (1971) | 0.74 in (1961) |
| September 20 | 86.0°F (2010) | 18.0°F (1971) | 0.74 in (1965) |
| September 21 | 78.1°F (1954) | 21.9°F (1978) | 0.88 in (1995) |
| September 22 | 82.0°F (2010) | 17.1°F (1995) | 1.84 in (1970) |
| September 23 | 81.0°F (1966) | 8.1°F (1971) | 0.49 in (1912) |
| September 24 | 77.0°F (1949) | 24.1°F (2000) | 1.03 in (2017) |
| September 25 | 78.1°F (2020) | 25.0°F (1995) | 1.08 in (1915) |
| September 26 | 79.0°F (2014) | 21.9°F (1996) | 0.44 in (1976) |
| September 27 | 78.1°F (1953) | 17.1°F (1996) | 1.11 in (1959) |
| September 28 | 81.0°F (2010) | 19.9°F (1996) | 0.80 in (2005) |
| September 29 | 84.0°F (2010) | 18.0°F (1999) | 0.71 in (1959) |
| September 30 | 78.1°F (1957) | 14.0°F (1959) | 0.76 in (1913) |