September weather in Green River, UT
The average temperature in Green River in September is °F (°F–°F). Average precipitation: 0.82 inches.
September is a fall month in Green River, and is cooler than the annual average of 0°F. Expect about 5 days with precipitation. Daylight averages about 12h 14m.
Avg High
°F
Avg Low
°F
Precipitation
0.82 in
Daylight
12h 14m
September records in Green River
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.0°F (1948) | 37.0°F (1962) | 0.30 in (2000) |
| September 2 | 100.9°F (1948) | 39.9°F (1962) | 0.11 in (1990) |
| September 3 | 100.0°F (1995) | 37.9°F (1964) | 0.42 in (1997) |
| September 4 | 102.0°F (1995) | 35.1°F (1961) | 0.31 in (1997) |
| September 5 | 99.0°F (1978) | 39.0°F (1961) | 1.20 in (1981) |
| September 6 | 100.0°F (1977) | 39.9°F (1961) | 1.04 in (1991) |
| September 7 | 100.0°F (1979) | 45.0°F (1988) | 1.08 in (2002) |
| September 8 | 100.9°F (1979) | 43.0°F (1992) | 1.34 in (1961) |
| September 9 | 100.0°F (1979) | 36.0°F (1962) | 1.02 in (1961) |
| September 10 | 95.0°F (1956) | 32.0°F (1962) | 0.60 in (1980) |
| September 11 | 98.1°F (1979) | 39.9°F (1948) | 0.27 in (1967) |
| September 12 | 99.0°F (1990) | 37.0°F (1951) | 0.52 in (1958) |
| September 13 | 102.0°F (1990) | 35.1°F (1989) | 0.43 in (1954) |
| September 14 | 100.9°F (1990) | 34.0°F (1989) | 0.53 in (1987) |
| September 15 | 97.0°F (2000) | 35.1°F (1970) | 0.49 in (1974) |
| September 16 | 98.1°F (2000) | 36.0°F (1989) | 0.40 in (2002) |
| September 17 | 97.0°F (1983) | 34.0°F (1970) | 0.52 in (1959) |
| September 18 | 93.9°F (1956) | 33.1°F (1970) | 0.40 in (2002) |
| September 19 | 95.0°F (1956) | 28.9°F (1971) | 0.48 in (1955) |
| September 20 | 91.9°F (1981) | 27.0°F (1978) | 0.18 in (1957) |
| September 21 | 93.9°F (2001) | 25.0°F (1978) | 0.71 in (1952) |
| September 22 | 93.0°F (2001) | 28.9°F (1978) | 0.25 in (1961) |
| September 23 | 93.0°F (1966) | 30.9°F (1956) | 0.29 in (1961) |
| September 24 | 93.0°F (1992) | 28.9°F (2004) | 0.59 in (1986) |
| September 25 | 91.9°F (1979) | 33.1°F (1958) | 0.36 in (1954) |
| September 26 | 91.9°F (1994) | 27.0°F (1970) | 0.05 in (1982) |
| September 27 | 93.0°F (2003) | 28.9°F (1970) | 0.98 in (1982) |
| September 28 | 91.9°F (1960) | 30.9°F (1970) | 0.52 in (1962) |
| September 29 | 91.9°F (2001) | 28.0°F (1974) | 0.49 in (1994) |
| September 30 | 93.0°F (2003) | 30.0°F (1961) | 0.70 in (1994) |