December weather in Townsend, MT
The average temperature in Townsend in December is 24.0°F (14.2°F–33.8°F). Average precipitation: 0.30 inches. Average snowfall is 4.4 inches.
December is a winter month in Townsend, and is cooler than the annual average of 44.9°F. Daily temperatures swing about 19.6°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 8h 25m. For travel, December is cold.
Avg High
33.8°F
Avg Low
14.2°F
Precipitation
0.30 in
Snow
4.4 in
December records in Townsend
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 69.1°F (2021) | -18.0°F (1985) | 0.07 in (2018) |
| December 2 | 64.9°F (2021) | -23.1°F (1985) | 0.27 in (1966) |
| December 3 | 61.0°F (1987) | -5.1°F (1972) | 0.31 in (1998) |
| December 4 | 64.0°F (1979) | -13.0°F (1972) | 0.13 in (1948) |
| December 5 | 64.9°F (1979) | -27.0°F (1972) | 0.24 in (1980) |
| December 6 | 60.1°F (1987) | -27.9°F (1972) | 0.24 in (1982) |
| December 7 | 59.0°F (1981) | -25.1°F (1972) | 0.31 in (1950) |
| December 8 | 61.0°F (2020) | -29.9°F (1972) | 0.16 in (1958) |
| December 9 | 60.1°F (1990) | -31.0°F (1972) | 0.12 in (1978) |
| December 10 | 66.9°F (1957) | -20.0°F (1961) | 0.12 in (1951) |
| December 11 | 63.0°F (2004) | -20.9°F (1961) | 0.07 in (2020) |
| December 12 | 59.0°F (2014) | -14.1°F (1961) | 0.37 in (1963) |
| December 13 | 57.0°F (2014) | -24.0°F (1963) | 0.14 in (2017) |
| December 14 | 63.0°F (2025) | -15.0°F (2008) | 0.30 in (1951) |
| December 15 | 60.1°F (2025) | -18.0°F (1948) | 0.35 in (2024) |
| December 16 | 60.1°F (2025) | -25.1°F (1964) | 0.21 in (1979) |
| December 17 | 60.1°F (1998) | -32.1°F (2016) | 0.10 in (2014) |
| December 18 | 64.9°F (1979) | -20.0°F (1983) | 0.05 in (1973) |
| December 19 | 61.0°F (1979) | -20.0°F (1990) | 0.21 in (1996) |
| December 20 | 54.0°F (2020) | -26.0°F (2008) | 0.16 in (1964) |
| December 21 | 54.0°F (2020) | -31.0°F (1983) | 0.18 in (1989) |
| December 22 | 55.0°F (1972) | -36.9°F (1990) | 0.19 in (1962) |
| December 23 | 55.0°F (1955) | -33.0°F (1983) | 0.12 in (1982) |
| December 24 | 59.0°F (2025) | -36.9°F (1983) | 0.27 in (1990) |
| December 25 | 55.9°F (2025) | -27.0°F (1983) | 0.44 in (1996) |
| December 26 | 60.1°F (1980) | -20.9°F (1951) | 0.15 in (2021) |
| December 27 | 61.0°F (1980) | -15.0°F (1988) | 0.12 in (1964) |
| December 28 | 64.0°F (1980) | -27.9°F (1983) | 0.27 in (1973) |
| December 29 | 52.0°F (1949) | -26.0°F (1990) | 0.31 in (1953) |
| December 30 | 55.0°F (1965) | -32.1°F (1990) | 0.18 in (2017) |
| December 31 | 53.1°F (1962) | -31.0°F (1968) | 0.10 in (1980) |