September weather in Clearmont, WY
The average temperature in Clearmont in September is 57.2°F (40.6°F–73.8°F). Average precipitation: inches.
September is a fall month in Clearmont, and is warmer than the annual average of 43.6°F. Daily temperatures swing about 33.2°F between overnight low and afternoon high. Daylight averages about 12h 18m. For travel, September is a comfortable month to visit.
Avg High
73.8°F
Avg Low
40.6°F
Precipitation
in
Daylight
12h 18m
September records in Clearmont
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1983) | 0.0°F (2001) | 1.65 in (1986) |
| September 2 | 97.0°F (2015) | 30.9°F (2006) | 1.17 in (1968) |
| September 3 | 97.0°F (2022) | 27.0°F (1961) | 0.62 in (1972) |
| September 4 | 98.1°F (1960) | 0.0°F (1999) | 0.46 in (2016) |
| September 5 | 100.0°F (2020) | 30.0°F (1980) | 0.77 in (1954) |
| September 6 | 91.9°F (2009) | 28.9°F (1983) | 0.42 in (1981) |
| September 7 | 102.0°F (2022) | 28.0°F (2010) | 0.60 in (2020) |
| September 8 | 97.0°F (1958) | 28.9°F (1962) | 1.30 in (2013) |
| September 9 | 93.0°F (1994) | 24.1°F (2020) | 1.00 in (2022) |
| September 10 | 93.0°F (1959) | 28.9°F (1962) | 1.54 in (2023) |
| September 11 | 93.0°F (1971) | 0.0°F (1997) | 0.74 in (2014) |
| September 12 | 95.0°F (1959) | 27.0°F (2014) | 0.75 in (2025) |
| September 13 | 93.0°F (1959) | 0.0°F (2002) | 1.42 in (1982) |
| September 14 | 93.9°F (1959) | 19.9°F (1993) | 1.39 in (1982) |
| September 15 | 91.9°F (2000) | 24.1°F (1970) | 0.87 in (1994) |
| September 16 | 97.0°F (2000) | 27.0°F (1965) | 1.45 in (2017) |
| September 17 | 90.0°F (2013) | 25.0°F (1973) | 0.52 in (1996) |
| September 18 | 91.9°F (2021) | 18.0°F (1965) | 0.68 in (1978) |
| September 19 | 93.0°F (2010) | 23.0°F (1965) | 1.02 in (1961) |
| September 20 | 90.0°F (1960) | 0.0°F (1996) | 0.56 in (1986) |
| September 21 | 87.1°F (1958) | 0.0°F (1996) | 0.65 in (1977) |
| September 22 | 91.0°F (1958) | 21.0°F (1995) | 1.04 in (2023) |
| September 23 | 89.1°F (1966) | 18.0°F (1985) | 0.75 in (2023) |
| September 24 | 93.0°F (2020) | 19.9°F (1985) | 2.03 in (2016) |
| September 25 | 98.1°F (2024) | 6.1°F (1984) | 0.62 in (1996) |
| September 26 | 96.1°F (2015) | 19.0°F (1985) | 0.65 in (2018) |
| September 27 | 91.0°F (2021) | 18.0°F (1964) | 1.10 in (2013) |
| September 28 | 91.9°F (2001) | 16.0°F (1985) | 0.46 in (1988) |
| September 29 | 95.0°F (2024) | 8.1°F (1985) | 0.62 in (2019) |
| September 30 | 90.0°F (1963) | 0.0°F (1997) | 1.13 in (1977) |