January weather in Harlem, MT
The average temperature in Harlem in January is 16.6°F (5.0°F–28.2°F). Average precipitation: 0.51 inches.
January is a winter month in Harlem, and is cooler than the annual average of 43.6°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 8h 31m. For travel, January is cold.
Avg High
28.2°F
Avg Low
5.0°F
Precipitation
0.51 in
Daylight
8h 31m
January records in Harlem
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 55.9°F (1964) | -44.0°F (1924) | 0.38 in (2005) |
| January 2 | 55.9°F (1992) | -34.1°F (1924) | 0.38 in (1955) |
| January 3 | 55.0°F (1962) | -41.1°F (1950) | 1.00 in (2011) |
| January 4 | 59.0°F (1984) | -43.1°F (2004) | 0.22 in (1962) |
| January 5 | 59.0°F (2001) | -38.9°F (1982) | 0.50 in (1982) |
| January 6 | 54.0°F (1948) | -43.1°F (1982) | 0.24 in (1945) |
| January 7 | 66.0°F (2003) | -42.0°F (1937) | 0.50 in (1969) |
| January 8 | 59.0°F (2002) | -35.0°F (1989) | 0.22 in (1971) |
| January 9 | 60.1°F (1953) | -35.0°F (1989) | 0.25 in (1963) |
| January 10 | 59.0°F (1941) | -29.9°F (1949) | 0.18 in (1932) |
| January 11 | 55.9°F (1987) | -34.1°F (1974) | 0.22 in (1939) |
| January 12 | 57.9°F (1953) | -38.0°F (1963) | 0.37 in (1935) |
| January 13 | 50.0°F (1986) | -33.0°F (1957) | 0.40 in (1943) |
| January 14 | 54.0°F (2008) | -36.9°F (1972) | 0.20 in (2011) |
| January 15 | 60.1°F (1973) | -40.0°F (1950) | 0.65 in (1943) |
| January 16 | 57.9°F (1900) | -33.0°F (1982) | 0.17 in (1994) |
| January 17 | 55.9°F (1944) | -40.0°F (1943) | 0.17 in (1994) |
| January 18 | 55.9°F (1900) | -45.0°F (1950) | 0.19 in (1954) |
| January 19 | 62.1°F (2005) | -35.0°F (1963) | 0.43 in (1943) |
| January 20 | 59.0°F (1992) | -47.9°F (1954) | 0.27 in (1963) |
| January 21 | 57.0°F (1900) | -36.0°F (1935) | 0.40 in (1935) |
| January 22 | 55.0°F (1981) | -35.0°F (2003) | 0.47 in (1965) |
| January 23 | 64.0°F (2005) | -34.1°F (1969) | 0.23 in (1959) |
| January 24 | 64.9°F (2005) | -50.1°F (1969) | 0.36 in (1941) |
| January 25 | 53.1°F (1932) | -43.1°F (1969) | 0.42 in (1960) |
| January 26 | 57.9°F (1934) | -47.0°F (1950) | 0.30 in (1960) |
| January 27 | 54.0°F (1992) | -36.0°F (1997) | 0.25 in (1937) |
| January 28 | 64.9°F (1992) | -38.0°F (1972) | 0.16 in (2004) |
| January 29 | 57.9°F (1931) | -42.0°F (1950) | 0.16 in (1949) |
| January 30 | 64.0°F (1989) | -45.9°F (1996) | 0.45 in (2011) |
| January 31 | 62.1°F (1992) | -40.0°F (1950) | 0.23 in (2004) |