December weather in Montrose, CO
The average temperature in Montrose in December is 29.2°F (17.7°F–40.6°F). Average precipitation: 0.64 inches. Average snowfall is 6.9 inches.
December is a winter month in Montrose, and is cooler than the annual average of 51.5°F. Daily temperatures swing about 22.9°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 20m. For travel, December is cold.
Avg High
40.6°F
Avg Low
17.7°F
Precipitation
0.64 in
Snow
6.9 in
December records in Montrose
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 63.0°F (1917) | 0.0°F (2006) | 0.50 in (2007) |
| December 2 | 63.0°F (1999) | -2.9°F (1905) | 0.61 in (1978) |
| December 3 | 61.0°F (2017) | -2.9°F (1905) | 0.30 in (1908) |
| December 4 | 64.9°F (2017) | -2.0°F (1931) | 0.88 in (1960) |
| December 5 | 63.0°F (1958) | -9.0°F (1909) | 0.73 in (1972) |
| December 6 | 61.0°F (1998) | -6.0°F (1931) | 0.69 in (1978) |
| December 7 | 61.0°F (1923) | -4.0°F (1951) | 0.58 in (1956) |
| December 8 | 59.0°F (1958) | -11.0°F (1978) | 0.84 in (1923) |
| December 9 | 59.0°F (1939) | -15.0°F (1978) | 0.53 in (1899) |
| December 10 | 59.0°F (1939) | -7.1°F (1978) | 0.17 in (1911) |
| December 11 | 68.0°F (1939) | -7.1°F (1916) | 0.56 in (1940) |
| December 12 | 57.0°F (1977) | -13.0°F (1961) | 0.33 in (1899) |
| December 13 | 57.9°F (1948) | -15.0°F (1932) | 0.75 in (1937) |
| December 14 | 64.0°F (1948) | -9.0°F (1961) | 0.68 in (1937) |
| December 15 | 57.9°F (1995) | -9.9°F (1945) | 0.33 in (1908) |
| December 16 | 59.0°F (1977) | -5.1°F (1940) | 0.86 in (1908) |
| December 17 | 57.0°F (1939) | -5.1°F (1907) | 0.33 in (1956) |
| December 18 | 57.9°F (1962) | -9.0°F (1927) | 0.30 in (1914) |
| December 19 | 57.9°F (1921) | -14.1°F (1909) | 0.74 in (1962) |
| December 20 | 57.0°F (1921) | -5.1°F (1945) | 0.60 in (1990) |
| December 21 | 62.1°F (1921) | -5.1°F (1913) | 0.75 in (1998) |
| December 22 | 66.0°F (2025) | -13.0°F (1990) | 0.50 in (1941) |
| December 23 | 61.0°F (2025) | -16.1°F (1990) | 1.18 in (1903) |
| December 24 | 63.0°F (1964) | -14.1°F (1990) | 0.33 in (1909) |
| December 25 | 64.9°F (1955) | -20.9°F (1924) | 0.40 in (1910) |
| December 26 | 62.1°F (2005) | -18.9°F (1924) | 0.26 in (2007) |
| December 27 | 60.1°F (2005) | -15.0°F (1924) | 0.35 in (1971) |
| December 28 | 54.0°F (1933) | -9.0°F (1904) | 0.34 in (1964) |
| December 29 | 59.0°F (2024) | -14.1°F (1905) | 0.35 in (2020) |
| December 30 | 57.0°F (1965) | -9.0°F (1913) | 0.39 in (1923) |
| December 31 | 59.0°F (1955) | -8.0°F (1923) | 0.32 in (1947) |