January weather in Plentywood, MT
The average temperature in Plentywood in January is 9.4°F (-1.8°F–20.6°F). Average precipitation: 0.39 inches.
January is a winter month in Plentywood, and is cooler than the annual average of 39.4°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 8h 29m. For travel, January is cold.
Avg High
20.6°F
Avg Low
-1.8°F
Precipitation
0.39 in
Daylight
8h 29m
January records in Plentywood
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 45.0°F (1997) | -36.0°F (2018) | 0.31 in (1960) |
| January 2 | 39.0°F (1987) | -36.0°F (2018) | 0.27 in (1907) |
| January 3 | 42.1°F (1992) | -35.0°F (1907) | 0.30 in (2010) |
| January 4 | 46.9°F (1987) | -36.9°F (2004) | 0.13 in (1999) |
| January 5 | 48.0°F (2019) | -40.0°F (2005) | 0.29 in (1994) |
| January 6 | 44.1°F (2008) | -32.1°F (1991) | 0.55 in (1989) |
| January 7 | 55.0°F (2002) | -33.0°F (1994) | 0.36 in (1907) |
| January 8 | 59.0°F (2002) | -31.0°F (1907) | 0.17 in (2016) |
| January 9 | 44.1°F (2002) | -36.0°F (1993) | 0.10 in (1960) |
| January 10 | 54.0°F (1992) | -32.1°F (1989) | 0.29 in (1980) |
| January 11 | 52.0°F (1987) | -36.0°F (1997) | 0.33 in (1984) |
| January 12 | 50.0°F (1987) | -33.0°F (1998) | 0.55 in (1907) |
| January 13 | 46.9°F (1996) | -32.1°F (1998) | 0.20 in (2002) |
| January 14 | 53.1°F (2021) | -44.0°F (1907) | 0.20 in (1947) |
| January 15 | 44.1°F (1999) | -44.0°F (1907) | 0.20 in (1955) |
| January 16 | 44.1°F (2014) | -35.0°F (2005) | 0.04 in (1967) |
| January 17 | 43.0°F (1986) | -32.1°F (1997) | 0.45 in (1954) |
| January 18 | 46.0°F (1991) | -36.9°F (1996) | 0.12 in (2021) |
| January 19 | 50.0°F (1986) | -31.0°F (1996) | 0.15 in (2016) |
| January 20 | 45.0°F (1992) | -35.0°F (1907) | 0.20 in (1950) |
| January 21 | 46.0°F (1992) | -29.0°F (1907) | 0.38 in (1999) |
| January 22 | 39.9°F (2007) | -31.0°F (1996) | 0.25 in (1969) |
| January 23 | 43.0°F (2015) | -25.1°F (2003) | 0.15 in (1959) |
| January 24 | 45.0°F (1998) | -27.9°F (1996) | 0.30 in (1992) |
| January 25 | 51.1°F (2007) | -33.0°F (1997) | 0.30 in (1951) |
| January 26 | 51.1°F (2007) | -31.0°F (1997) | 0.10 in (2002) |
| January 27 | 48.9°F (2015) | -36.9°F (1997) | 0.18 in (2023) |
| January 28 | 52.0°F (2015) | -38.0°F (1907) | 0.09 in (1965) |
| January 29 | 46.9°F (1992) | -29.0°F (1996) | 0.22 in (1984) |
| January 30 | 48.9°F (1993) | -43.1°F (1996) | 0.09 in (1974) |
| January 31 | 51.1°F (1992) | -27.0°F (2002) | 0.26 in (1947) |