December weather in Moorcroft, WY
The average temperature in Moorcroft in December is 23.1°F (11.9°F–34.2°F). Average precipitation: inches.
December is a winter month in Moorcroft, and is cooler than the annual average of 44.6°F. Daily temperatures swing about 22.3°F between overnight low and afternoon high. Daylight averages about 8h 41m. For travel, December is cold.
Avg High
34.2°F
Avg Low
11.9°F
Precipitation
in
Daylight
8h 41m
December records in Moorcroft
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.0°F (1995) | -13.0°F (1908) | 0.22 in (1964) |
| December 2 | 63.0°F (1998) | -14.1°F (1905) | 0.12 in (1964) |
| December 3 | 60.1°F (1907) | -9.9°F (1905) | 0.15 in (1982) |
| December 4 | 61.0°F (1907) | -13.0°F (1950) | 0.26 in (1977) |
| December 5 | 61.0°F (1987) | -25.1°F (1909) | 0.14 in (1993) |
| December 6 | 59.0°F (1987) | -29.0°F (1972) | 0.18 in (1963) |
| December 7 | 57.9°F (1907) | -24.0°F (1972) | 0.22 in (1977) |
| December 8 | 60.1°F (1906) | -29.9°F (1972) | 0.20 in (1977) |
| December 9 | 64.9°F (1906) | -27.9°F (1977) | 0.20 in (1989) |
| December 10 | 66.0°F (1990) | -20.0°F (2009) | 0.14 in (1970) |
| December 11 | 64.0°F (1981) | -24.0°F (1972) | 0.24 in (1958) |
| December 12 | 57.9°F (1980) | -22.0°F (1909) | 0.20 in (1990) |
| December 13 | 57.0°F (1960) | -20.9°F (1985) | 0.35 in (1935) |
| December 14 | 60.1°F (1988) | -18.9°F (1963) | 0.30 in (1935) |
| December 15 | 60.1°F (1998) | -20.9°F (2008) | 0.24 in (1954) |
| December 16 | 60.1°F (1962) | -34.1°F (1964) | 1.20 in (1908) |
| December 17 | 60.1°F (1980) | -35.0°F (1964) | 1.20 in (1908) |
| December 18 | 59.0°F (1980) | -38.0°F (1983) | 0.31 in (1973) |
| December 19 | 57.0°F (1988) | -25.1°F (1989) | 0.25 in (1994) |
| December 20 | 55.0°F (2023) | -29.9°F (1909) | 0.26 in (1934) |
| December 21 | 59.0°F (1933) | -36.0°F (1983) | 0.14 in (1966) |
| December 22 | 59.0°F (1933) | -45.9°F (1990) | 0.20 in (1960) |
| December 23 | 55.9°F (1950) | -35.0°F (1983) | 1.50 in (1911) |
| December 24 | 57.0°F (1950) | -36.9°F (1983) | 0.40 in (1948) |
| December 25 | 64.0°F (2025) | -33.0°F (1983) | 0.40 in (1982) |
| December 26 | 61.0°F (2025) | -32.1°F (1996) | 0.32 in (1988) |
| December 27 | 55.0°F (1980) | -29.9°F (1996) | 0.11 in (1982) |
| December 28 | 59.0°F (1980) | -20.9°F (1983) | 0.26 in (1955) |
| December 29 | 57.0°F (1965) | -35.0°F (1990) | 0.21 in (1961) |
| December 30 | 54.0°F (1904) | -36.9°F (1990) | 0.40 in (1915) |
| December 31 | 52.0°F (1996) | -22.0°F (1973) | 0.33 in (1975) |