December weather in Alberton, MT
The average temperature in Alberton in December is 25.7°F (18.8°F–32.7°F). Average precipitation: 1.60 inches. Average snowfall is 12.8 inches.
December is a winter month in Alberton, and is cooler than the annual average of 45.4°F. Daily temperatures swing about 13.9°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 8h 20m. For travel, December is cold.
Avg High
32.7°F
Avg Low
18.8°F
Precipitation
1.60 in
Snow
12.8 in
December records in Alberton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 51.1°F (1958) | -0.9°F (2015) | 0.37 in (2022) |
| December 2 | 68.0°F (2021) | 0.0°F (2015) | 0.67 in (2013) |
| December 3 | 55.9°F (2021) | -5.1°F (1972) | 0.35 in (1966) |
| December 4 | 57.9°F (1965) | -2.9°F (2022) | 0.40 in (2007) |
| December 5 | 50.0°F (1965) | -14.1°F (1972) | 0.65 in (2021) |
| December 6 | 48.0°F (1962) | -5.1°F (1972) | 0.55 in (2025) |
| December 7 | 53.1°F (1962) | -11.9°F (2013) | 0.27 in (1958) |
| December 8 | 51.1°F (1962) | -20.9°F (1972) | 0.45 in (2012) |
| December 9 | 55.0°F (2015) | -20.9°F (1972) | 0.45 in (2025) |
| December 10 | 55.0°F (2020) | -17.0°F (1972) | 0.24 in (2016) |
| December 11 | 57.0°F (2025) | -17.0°F (1961) | 0.51 in (1958) |
| December 12 | 53.1°F (2004) | -0.9°F (1961) | 0.34 in (2021) |
| December 13 | 52.0°F (2025) | -4.0°F (1972) | 0.54 in (2008) |
| December 14 | 53.1°F (2025) | -5.1°F (2008) | 0.34 in (2001) |
| December 15 | 55.0°F (1959) | -6.0°F (2008) | 0.51 in (2006) |
| December 16 | 51.1°F (2025) | -17.0°F (2008) | 0.17 in (1963) |
| December 17 | 50.0°F (2025) | -29.0°F (1964) | 0.60 in (2025) |
| December 18 | 50.0°F (1958) | -11.0°F (2016) | 0.21 in (2015) |
| December 19 | 46.9°F (1958) | -8.0°F (2005) | 0.68 in (2025) |
| December 20 | 52.0°F (2004) | -2.9°F (1968) | 0.42 in (2017) |
| December 21 | 51.1°F (2019) | -6.0°F (2008) | 0.46 in (1961) |
| December 22 | 55.0°F (2019) | -20.0°F (2022) | 0.91 in (1964) |
| December 23 | 50.0°F (2019) | -20.9°F (2022) | 0.62 in (1971) |
| December 24 | 46.9°F (2005) | -6.0°F (2022) | 0.41 in (1964) |
| December 25 | 42.1°F (1972) | -5.1°F (1962) | 0.27 in (2016) |
| December 26 | 52.0°F (1972) | 3.9°F (2017) | 0.46 in (1961) |
| December 27 | 46.9°F (2025) | 1.9°F (2017) | 0.57 in (1968) |
| December 28 | 48.0°F (1972) | 3.0°F (1971) | 0.50 in (2002) |
| December 29 | 48.9°F (2011) | -6.0°F (1971) | 0.32 in (2005) |
| December 30 | 46.9°F (1962) | -20.0°F (1968) | 0.67 in (2017) |
| December 31 | 52.0°F (1958) | -25.1°F (1968) | 0.28 in (1970) |