December weather in Leadville, CO
The average temperature in Leadville in December is 17.1°F (4.8°F–29.4°F). Average precipitation: 0.88 inches. Average snowfall is 17.6 inches.
December is a winter month in Leadville, and is cooler than the annual average of 34.6°F. Daily temperatures swing about 24.6°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 15m. For travel, December is cold.
Avg High
29.4°F
Avg Low
4.8°F
Precipitation
0.88 in
Snow
17.6 in
December records in Leadville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 55.9°F (2003) | -11.0°F (1981) | 0.71 in (2007) |
| December 2 | 55.9°F (2021) | -11.9°F (2004) | 0.70 in (1977) |
| December 3 | 53.1°F (1998) | -16.8°F (2009) | 0.40 in (1977) |
| December 4 | 55.0°F (1965) | -12.8°F (2009) | 0.80 in (1977) |
| December 5 | 50.0°F (1965) | -18.8°F (2013) | 0.25 in (1951) |
| December 6 | 54.0°F (1965) | -17.0°F (1972) | 1.08 in (1966) |
| December 7 | 50.0°F (1991) | -20.0°F (1978) | 0.63 in (1957) |
| December 8 | 50.0°F (1965) | -27.0°F (1978) | 0.42 in (2009) |
| December 9 | 55.0°F (1981) | -25.1°F (1978) | 0.28 in (1958) |
| December 10 | 48.0°F (1984) | -25.1°F (1986) | 0.24 in (2016) |
| December 11 | 48.0°F (2014) | -24.0°F (1985) | 0.43 in (1956) |
| December 12 | 46.9°F (2017) | -18.9°F (1961) | 1.32 in (1958) |
| December 13 | 46.9°F (1948) | -14.1°F (1964) | 0.39 in (2009) |
| December 14 | 51.1°F (2025) | -17.0°F (1972) | 0.39 in (2019) |
| December 15 | 53.1°F (1952) | -22.0°F (1972) | 0.33 in (1974) |
| December 16 | 54.0°F (1962) | -14.1°F (1987) | 0.49 in (2016) |
| December 17 | 48.9°F (2011) | -15.0°F (1996) | 0.26 in (1957) |
| December 18 | 48.9°F (2023) | -20.0°F (1996) | 0.27 in (1961) |
| December 19 | 48.9°F (2003) | -14.8°F (2012) | 0.48 in (1962) |
| December 20 | 48.9°F (2016) | -16.8°F (2012) | 0.35 in (1974) |
| December 21 | 50.0°F (2024) | -17.0°F (1983) | 0.54 in (2014) |
| December 22 | 51.1°F (1954) | -27.0°F (1990) | 0.56 in (1969) |
| December 23 | 50.0°F (2025) | -31.0°F (1990) | 0.70 in (1948) |
| December 24 | 51.1°F (2025) | -23.1°F (1974) | 2.10 in (1983) |
| December 25 | 48.0°F (2005) | -20.9°F (1974) | 0.34 in (2017) |
| December 26 | 48.0°F (1955) | -18.0°F (1987) | 0.28 in (1969) |
| December 27 | 48.9°F (1972) | -16.8°F (2015) | 0.81 in (1981) |
| December 28 | 53.1°F (1999) | -20.0°F (1988) | 0.54 in (1964) |
| December 29 | 45.0°F (1949) | -20.0°F (1982) | 0.73 in (1951) |
| December 30 | 45.0°F (1955) | -17.0°F (1982) | 1.10 in (1951) |
| December 31 | 46.0°F (1998) | -18.9°F (1974) | 0.70 in (1977) |