December weather in Dubois, WY
The average temperature in Dubois in December is 23.5°F (12.7°F–34.2°F). Average precipitation: 0.34 inches. Average snowfall is 6.5 inches.
December is a winter month in Dubois, and is cooler than the annual average of 40.5°F. Daily temperatures swing about 21.5°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 8h 46m. For travel, December is cold.
Avg High
34.2°F
Avg Low
12.7°F
Precipitation
0.34 in
Snow
6.5 in
December records in Dubois
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 63.0°F (1932) | -18.9°F (1985) | 0.15 in (1982) |
| December 2 | 60.1°F (1933) | -14.1°F (1927) | 0.21 in (1955) |
| December 3 | 57.9°F (1907) | -9.0°F (1928) | 0.50 in (1987) |
| December 4 | 61.0°F (1958) | -29.9°F (1907) | 0.23 in (1992) |
| December 5 | 62.1°F (1939) | -49.0°F (1972) | 0.13 in (1968) |
| December 6 | 66.0°F (1939) | -35.0°F (1972) | 0.35 in (1956) |
| December 7 | 60.1°F (1939) | -20.0°F (2005) | 0.14 in (2007) |
| December 8 | 64.0°F (1939) | -35.0°F (1972) | 0.22 in (2008) |
| December 9 | 57.9°F (2020) | -27.0°F (1972) | 0.26 in (1985) |
| December 10 | 61.0°F (1939) | -35.0°F (1972) | 0.24 in (1949) |
| December 11 | 62.1°F (1934) | -34.1°F (1932) | 0.28 in (1949) |
| December 12 | 61.0°F (1934) | -20.9°F (1926) | 0.27 in (1958) |
| December 13 | 59.0°F (2017) | -20.9°F (1926) | 0.30 in (2019) |
| December 14 | 59.0°F (1952) | -22.0°F (2008) | 0.34 in (1933) |
| December 15 | 61.0°F (2025) | -22.0°F (1955) | 0.35 in (2021) |
| December 16 | 57.0°F (1962) | -18.0°F (1928) | 0.30 in (1908) |
| December 17 | 62.1°F (1933) | -36.0°F (2016) | 1.00 in (1924) |
| December 18 | 55.0°F (1933) | -47.0°F (1924) | 0.25 in (1990) |
| December 19 | 61.0°F (1933) | -17.0°F (1924) | 0.28 in (1997) |
| December 20 | 57.0°F (1933) | -42.0°F (1990) | 0.40 in (1915) |
| December 21 | 55.9°F (1954) | -38.0°F (1990) | 0.14 in (1921) |
| December 22 | 54.0°F (1954) | -38.0°F (1983) | 0.27 in (1996) |
| December 23 | 53.1°F (1994) | -36.9°F (2022) | 0.43 in (1964) |
| December 24 | 55.9°F (1933) | -34.1°F (1983) | 0.26 in (1951) |
| December 25 | 57.0°F (1933) | -20.0°F (1987) | 0.29 in (1955) |
| December 26 | 57.0°F (1933) | -20.9°F (1916) | 0.27 in (1996) |
| December 27 | 60.1°F (1933) | -16.1°F (1954) | 0.15 in (2025) |
| December 28 | 57.0°F (1933) | -23.1°F (1983) | 0.10 in (1996) |
| December 29 | 63.0°F (1933) | -23.1°F (1990) | 1.32 in (1923) |
| December 30 | 51.1°F (1956) | -23.1°F (1915) | 0.16 in (1965) |
| December 31 | 54.0°F (1956) | -41.1°F (1923) | 0.40 in (1924) |