September weather in Duchesne, UT
The average temperature in Duchesne in September is 61.6°F (46.2°F–77.1°F). Average precipitation: 1.18 inches.
September is a fall month in Duchesne, and is warmer than the annual average of 48.1°F. Daily temperatures swing about 30.9°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 15m. For travel, September is a comfortable month to visit.
Avg High
77.1°F
Avg Low
46.2°F
Precipitation
1.18 in
Daylight
12h 15m
September records in Duchesne
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.0°F (1940) | 32.0°F (1908) | 1.69 in (1909) |
| September 2 | 93.0°F (1970) | 35.1°F (1908) | 1.20 in (1929) |
| September 3 | 93.0°F (2017) | 34.0°F (1934) | 1.02 in (1940) |
| September 4 | 95.0°F (2022) | 35.1°F (1953) | 0.38 in (1954) |
| September 5 | 97.0°F (2020) | 28.0°F (1932) | 1.00 in (1981) |
| September 6 | 95.0°F (2022) | 28.9°F (1910) | 0.54 in (1939) |
| September 7 | 95.0°F (2022) | 33.1°F (1923) | 0.58 in (1995) |
| September 8 | 91.9°F (2022) | 32.0°F (1911) | 0.55 in (1927) |
| September 9 | 91.0°F (1923) | 28.0°F (1962) | 0.93 in (1961) |
| September 10 | 91.9°F (1923) | 30.0°F (1920) | 0.46 in (2005) |
| September 11 | 89.1°F (1958) | 28.9°F (1916) | 0.75 in (1985) |
| September 12 | 89.1°F (1955) | 28.9°F (1916) | 0.94 in (1927) |
| September 13 | 93.0°F (1990) | 30.9°F (1951) | 1.30 in (2013) |
| September 14 | 91.9°F (1990) | 24.1°F (1915) | 0.45 in (2022) |
| September 15 | 90.0°F (1956) | 25.0°F (1912) | 0.75 in (2009) |
| September 16 | 97.0°F (1984) | 26.1°F (1912) | 0.51 in (1910) |
| September 17 | 89.1°F (1922) | 25.0°F (1965) | 0.60 in (2002) |
| September 18 | 89.1°F (1935) | 17.1°F (1965) | 0.80 in (1961) |
| September 19 | 88.0°F (1935) | 21.9°F (1924) | 0.66 in (1982) |
| September 20 | 88.0°F (1953) | 21.0°F (1983) | 0.76 in (1997) |
| September 21 | 87.1°F (1966) | 21.0°F (1924) | 0.87 in (1962) |
| September 22 | 88.0°F (1966) | 24.1°F (1912) | 1.64 in (2016) |
| September 23 | 87.1°F (2015) | 25.0°F (1931) | 0.80 in (1918) |
| September 24 | 89.1°F (2015) | 26.1°F (1946) | 0.65 in (1954) |
| September 25 | 86.0°F (1983) | 16.0°F (1926) | 0.87 in (1915) |
| September 26 | 86.0°F (1947) | 23.0°F (1926) | 1.00 in (1954) |
| September 27 | 84.0°F (2015) | 19.0°F (1908) | 0.55 in (1982) |
| September 28 | 84.9°F (2015) | 23.0°F (1908) | 1.44 in (2014) |
| September 29 | 89.1°F (1969) | 21.0°F (1945) | 1.06 in (1940) |
| September 30 | 84.9°F (1952) | 21.0°F (1921) | 0.67 in (1994) |