September weather in Cody, WY
The average temperature in Cody in September is 59.7°F (47.2°F–72.3°F). Average precipitation: 1.15 inches. Average snowfall is 0.4 inches.
September is a fall month in Cody, and is warmer than the annual average of 46.8°F. Daily temperatures swing about 25.1°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
72.3°F
Avg Low
47.2°F
Precipitation
1.15 in
Snow
0.4 in
September records in Cody
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1940) | 32.0°F (1924) | 1.21 in (2008) |
| September 2 | 93.9°F (2022) | 34.0°F (1974) | 0.62 in (1953) |
| September 3 | 95.0°F (1950) | 32.0°F (1918) | 0.73 in (1971) |
| September 4 | 97.0°F (1950) | 28.9°F (1929) | 0.60 in (1987) |
| September 5 | 95.0°F (2022) | 32.0°F (1918) | 0.55 in (2023) |
| September 6 | 95.0°F (2020) | 32.0°F (1929) | 0.80 in (2001) |
| September 7 | 91.0°F (2022) | 30.9°F (1929) | 0.55 in (1946) |
| September 8 | 100.0°F (2022) | 26.1°F (1962) | 0.58 in (1973) |
| September 9 | 93.9°F (1979) | 21.0°F (1962) | 0.77 in (2022) |
| September 10 | 93.0°F (2021) | 28.0°F (1921) | 0.78 in (1991) |
| September 11 | 93.0°F (1954) | 27.0°F (1970) | 0.65 in (1951) |
| September 12 | 93.0°F (1934) | 25.0°F (1921) | 1.05 in (2019) |
| September 13 | 91.9°F (1937) | 27.0°F (1949) | 0.70 in (1982) |
| September 14 | 91.0°F (1935) | 26.1°F (1970) | 0.93 in (2013) |
| September 15 | 89.1°F (2000) | 25.0°F (1916) | 1.13 in (2017) |
| September 16 | 90.0°F (1920) | 24.1°F (1965) | 1.00 in (1980) |
| September 17 | 93.9°F (1920) | 21.0°F (1965) | 1.10 in (1996) |
| September 18 | 95.0°F (1937) | 12.0°F (1965) | 1.00 in (1961) |
| September 19 | 89.1°F (1937) | 21.9°F (1965) | 0.79 in (1948) |
| September 20 | 91.9°F (1920) | 18.0°F (1983) | 1.05 in (1931) |
| September 21 | 93.9°F (1922) | 23.0°F (1983) | 0.75 in (1925) |
| September 22 | 93.0°F (1922) | 23.0°F (2000) | 0.74 in (2023) |
| September 23 | 90.0°F (1922) | 21.9°F (1926) | 1.05 in (1918) |
| September 24 | 89.1°F (1936) | 10.9°F (1926) | 1.37 in (2016) |
| September 25 | 87.1°F (1974) | 9.0°F (1926) | 1.08 in (1915) |
| September 26 | 91.0°F (2015) | 17.1°F (1934) | 0.57 in (1915) |
| September 27 | 88.0°F (2015) | 19.0°F (1951) | 0.65 in (1923) |
| September 28 | 90.0°F (2010) | 19.9°F (1945) | 0.90 in (1923) |
| September 29 | 86.0°F (1933) | 18.0°F (1985) | 0.55 in (1940) |
| September 30 | 89.1°F (1963) | 17.1°F (1985) | 1.10 in (1926) |