January weather in Deer Lodge, MT
The average temperature in Deer Lodge in January is 22.0°F (10.7°F–33.2°F). Average precipitation: 0.48 inches.
January is a winter month in Deer Lodge, and is cooler than the annual average of 40.3°F. Daily temperatures swing about 22.5°F between overnight low and afternoon high. Daylight averages about 8h 47m. For travel, January is cold.
Avg High
33.2°F
Avg Low
10.7°F
Precipitation
0.48 in
Daylight
8h 47m
January records in Deer Lodge
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 54.0°F (1964) | -35.0°F (1991) | 0.04 in (1980) |
| January 2 | 51.1°F (2008) | -31.0°F (1968) | 0.16 in (2020) |
| January 3 | 50.0°F (2026) | -25.1°F (1974) | 0.10 in (2017) |
| January 4 | 50.0°F (2026) | -25.1°F (1974) | 2.00 in (2018) |
| January 5 | 55.0°F (1984) | -34.1°F (1979) | 0.24 in (1969) |
| January 6 | 51.1°F (2006) | -35.0°F (2004) | 0.48 in (1969) |
| January 7 | 55.0°F (2006) | -31.0°F (1979) | 0.68 in (1962) |
| January 8 | 53.1°F (2002) | -29.9°F (1974) | 0.49 in (1962) |
| January 9 | 51.1°F (2007) | -32.1°F (1962) | 0.20 in (2006) |
| January 10 | 51.1°F (2006) | -35.0°F (1962) | 0.16 in (2016) |
| January 11 | 54.0°F (1983) | -33.0°F (1963) | 0.17 in (2000) |
| January 12 | 55.9°F (2026) | -34.1°F (1963) | 0.07 in (1972) |
| January 13 | 54.0°F (2026) | -40.0°F (2024) | 0.40 in (2005) |
| January 14 | 52.0°F (1973) | -40.0°F (2024) | 0.10 in (1967) |
| January 15 | 53.1°F (1973) | -29.0°F (2024) | 0.40 in (1977) |
| January 16 | 52.0°F (1974) | -29.0°F (2024) | 0.12 in (1971) |
| January 17 | 51.1°F (2025) | -24.0°F (1984) | 1.00 in (2023) |
| January 18 | 51.1°F (1994) | -23.1°F (1984) | 0.17 in (2016) |
| January 19 | 57.0°F (1971) | -36.0°F (1963) | 0.19 in (1969) |
| January 20 | 59.0°F (2005) | -27.0°F (2008) | 0.23 in (1982) |
| January 21 | 50.0°F (1994) | -36.0°F (1962) | 0.34 in (1969) |
| January 22 | 53.1°F (1981) | -27.9°F (1962) | 0.12 in (1963) |
| January 23 | 59.0°F (2005) | -27.0°F (1963) | 0.26 in (2019) |
| January 24 | 59.0°F (2005) | -29.9°F (1969) | 0.20 in (1963) |
| January 25 | 55.9°F (2005) | -23.1°F (1969) | 0.30 in (1975) |
| January 26 | 62.1°F (2015) | -23.1°F (1963) | 0.60 in (1975) |
| January 27 | 52.0°F (1983) | -26.0°F (1975) | 0.08 in (1965) |
| January 28 | 52.0°F (1976) | -24.0°F (1975) | 0.10 in (1965) |
| January 29 | 57.9°F (2024) | -27.9°F (1991) | 0.20 in (1961) |
| January 30 | 59.0°F (2024) | -36.0°F (1996) | 0.13 in (2017) |
| January 31 | 61.0°F (2024) | -31.0°F (1996) | 0.09 in (1973) |