September weather in Douglas, WY
The average temperature in Douglas in September is 59.1°F (42.6°F–75.7°F). Average precipitation: 1.20 inches. Average snowfall is 1.5 inches.
September is a fall month in Douglas, and is warmer than the annual average of 46.3°F. Daily temperatures swing about 33.1°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
75.7°F
Avg Low
42.6°F
Precipitation
1.20 in
Snow
1.5 in
September records in Douglas
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.9°F (1960) | 26.1°F (1920) | 0.43 in (1935) |
| September 2 | 97.0°F (1960) | 28.9°F (1914) | 0.72 in (1934) |
| September 3 | 96.1°F (1960) | 28.0°F (1920) | 1.35 in (1999) |
| September 4 | 95.0°F (1998) | 28.9°F (1920) | 0.58 in (1909) |
| September 5 | 98.1°F (1960) | 26.1°F (1918) | 1.04 in (1961) |
| September 6 | 95.0°F (1960) | 25.0°F (1918) | 0.99 in (1946) |
| September 7 | 91.9°F (2013) | 30.0°F (1918) | 1.36 in (1946) |
| September 8 | 90.0°F (1931) | 32.0°F (1943) | 0.62 in (1933) |
| September 9 | 91.9°F (2005) | 30.0°F (2001) | 0.61 in (1940) |
| September 10 | 95.0°F (1931) | 30.0°F (1945) | 1.36 in (1912) |
| September 11 | 91.0°F (1954) | 27.0°F (1921) | 1.74 in (1938) |
| September 12 | 91.0°F (1953) | 28.0°F (2014) | 0.50 in (2002) |
| September 13 | 87.1°F (1922) | 28.0°F (1949) | 0.55 in (1912) |
| September 14 | 89.1°F (2006) | 21.9°F (1961) | 0.49 in (2013) |
| September 15 | 91.0°F (2000) | 19.9°F (1916) | 0.93 in (1918) |
| September 16 | 91.9°F (2000) | 26.1°F (1916) | 0.26 in (1913) |
| September 17 | 91.0°F (2000) | 27.0°F (1913) | 0.72 in (2003) |
| September 18 | 93.0°F (1937) | 28.9°F (1949) | 0.74 in (1946) |
| September 19 | 91.9°F (1914) | 26.1°F (1942) | 1.24 in (2000) |
| September 20 | 93.0°F (1960) | 25.0°F (1913) | 0.96 in (1995) |
| September 21 | 87.1°F (1960) | 25.0°F (1913) | 0.78 in (1998) |
| September 22 | 90.0°F (1954) | 19.9°F (1995) | 0.87 in (2000) |
| September 23 | 87.1°F (1947) | 25.0°F (1914) | 1.00 in (2000) |
| September 24 | 84.9°F (1952) | 21.0°F (1926) | 0.65 in (1961) |
| September 25 | 87.1°F (1909) | 10.9°F (1926) | 0.60 in (1915) |
| September 26 | 90.0°F (2014) | 19.9°F (1934) | 1.80 in (1915) |
| September 27 | 93.0°F (2015) | 23.0°F (1926) | 0.65 in (1945) |
| September 28 | 87.1°F (2001) | 19.9°F (1945) | 0.25 in (1940) |
| September 29 | 90.0°F (2010) | 15.1°F (1920) | 0.46 in (1961) |
| September 30 | 86.0°F (1953) | 16.0°F (1920) | 0.98 in (1995) |