September weather in Trinidad, CO
The average temperature in Trinidad in September is 66.0°F (52.3°F–79.6°F). Average precipitation: 1.27 inches.
September is a fall month in Trinidad, and is warmer than the annual average of 54°F. Daily temperatures swing about 27.3°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 13m. For travel, September is one of the best months of the year to visit.
Avg High
79.6°F
Avg Low
52.3°F
Precipitation
1.27 in
Snow
0.1 in
September records in Trinidad
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (2023) | 44.1°F (1928) | 3.73 in (1942) |
| September 2 | 93.9°F (1938) | 41.0°F (1974) | 1.04 in (1994) |
| September 3 | 97.0°F (2003) | 33.1°F (1961) | 0.75 in (2003) |
| September 4 | 93.9°F (1945) | 34.0°F (1961) | 0.66 in (1929) |
| September 5 | 93.9°F (1948) | 41.0°F (1961) | 2.40 in (1944) |
| September 6 | 96.1°F (2020) | 36.0°F (1943) | 0.70 in (1982) |
| September 7 | 98.1°F (2023) | 42.1°F (1943) | 1.20 in (1981) |
| September 8 | 95.0°F (2022) | 28.9°F (2020) | 0.95 in (1935) |
| September 9 | 93.9°F (2021) | 27.0°F (2020) | 1.40 in (1980) |
| September 10 | 98.1°F (2021) | 32.0°F (2020) | 1.27 in (1918) |
| September 11 | 97.0°F (2021) | 36.0°F (1902) | 1.89 in (1940) |
| September 12 | 91.9°F (1956) | 32.0°F (1902) | 0.80 in (1933) |
| September 13 | 95.0°F (2021) | 32.0°F (1945) | 0.69 in (2016) |
| September 14 | 91.0°F (1921) | 28.0°F (1993) | 1.29 in (1979) |
| September 15 | 91.0°F (2000) | 33.1°F (1912) | 0.65 in (1929) |
| September 16 | 91.9°F (2021) | 35.1°F (1903) | 1.87 in (2001) |
| September 17 | 91.0°F (2000) | 26.1°F (2006) | 1.30 in (1923) |
| September 18 | 91.9°F (2018) | 28.0°F (1971) | 0.25 in (1971) |
| September 19 | 91.0°F (2010) | 30.9°F (1971) | 0.91 in (2002) |
| September 20 | 91.0°F (1926) | 28.9°F (1983) | 1.37 in (1963) |
| September 21 | 91.0°F (2005) | 28.9°F (1995) | 1.93 in (1941) |
| September 22 | 90.0°F (1926) | 28.9°F (1912) | 1.70 in (1970) |
| September 23 | 89.1°F (1947) | 30.0°F (1985) | 1.40 in (1988) |
| September 24 | 90.0°F (1935) | 27.0°F (1926) | 0.50 in (1955) |
| September 25 | 91.0°F (2020) | 27.0°F (1926) | 0.92 in (1947) |
| September 26 | 99.0°F (1938) | 26.1°F (1970) | 1.18 in (1973) |
| September 27 | 89.1°F (2005) | 28.9°F (1996) | 0.96 in (2017) |
| September 28 | 89.1°F (1938) | 25.0°F (1945) | 2.43 in (1936) |
| September 29 | 90.0°F (1933) | 23.0°F (1984) | 1.92 in (1904) |
| September 30 | 90.0°F (2019) | 24.1°F (2006) | 3.13 in (1904) |