January weather in Rexburg, ID
The average temperature in Rexburg in January is 21.8°F (14.2°F–29.5°F). Average precipitation: 1.22 inches.
January is a winter month in Rexburg, and is cooler than the annual average of 44.8°F. Daily temperatures swing about 15.3°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 4m. For travel, January is cold.
Avg High
29.5°F
Avg Low
14.2°F
Precipitation
1.22 in
Daylight
9h 4m
January records in Rexburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 52.0°F (1981) | -31.0°F (1979) | 0.43 in (2010) |
| January 2 | 48.9°F (1981) | -25.1°F (1979) | 0.68 in (2006) |
| January 3 | 48.0°F (1981) | -11.0°F (1995) | 0.24 in (1978) |
| January 4 | 43.0°F (2025) | -11.0°F (2009) | 0.40 in (2008) |
| January 5 | 42.1°F (1987) | -23.1°F (2004) | 0.20 in (2026) |
| January 6 | 42.1°F (1983) | -18.0°F (2017) | 0.21 in (1986) |
| January 7 | 44.1°F (1983) | -20.9°F (1979) | 0.20 in (2004) |
| January 8 | 41.0°F (1983) | -20.0°F (1979) | 0.35 in (1980) |
| January 9 | 44.1°F (1990) | -9.9°F (1989) | 0.50 in (2000) |
| January 10 | 48.0°F (1990) | -9.9°F (1987) | 0.31 in (2018) |
| January 11 | 45.0°F (1990) | -7.1°F (2007) | 0.62 in (1979) |
| January 12 | 41.0°F (1990) | -16.1°F (2013) | 0.25 in (1980) |
| January 13 | 44.1°F (1990) | -20.0°F (2013) | 0.33 in (1980) |
| January 14 | 46.9°F (1980) | -15.0°F (2007) | 0.33 in (1998) |
| January 15 | 45.0°F (1995) | -15.0°F (2007) | 0.42 in (1998) |
| January 16 | 45.0°F (1995) | -22.0°F (2001) | 0.54 in (1998) |
| January 17 | 43.0°F (1999) | -15.0°F (2001) | 0.40 in (2016) |
| January 18 | 42.1°F (2018) | -32.1°F (1984) | 0.63 in (1998) |
| January 19 | 43.0°F (1999) | -18.9°F (1984) | 0.31 in (1999) |
| January 20 | 43.0°F (2005) | -23.1°F (1984) | 0.73 in (1998) |
| January 21 | 44.1°F (1981) | -17.0°F (1984) | 0.80 in (1999) |
| January 22 | 43.0°F (1981) | -18.9°F (2008) | 0.90 in (1984) |
| January 23 | 48.0°F (1981) | -11.9°F (2008) | 0.55 in (1982) |
| January 24 | 44.1°F (1994) | -11.0°F (2008) | 0.88 in (1998) |
| January 25 | 42.1°F (1994) | -18.9°F (1989) | 0.26 in (1983) |
| January 26 | 60.1°F (2005) | -16.1°F (1989) | 0.32 in (2010) |
| January 27 | 46.9°F (1987) | -13.0°F (2009) | 0.80 in (2023) |
| January 28 | 41.0°F (1983) | -18.9°F (1980) | 0.88 in (1998) |
| January 29 | 45.0°F (1998) | -18.9°F (1979) | 0.17 in (2006) |
| January 30 | 46.9°F (2024) | -24.0°F (2023) | 0.25 in (1988) |
| January 31 | 48.0°F (2024) | -29.9°F (1985) | 0.40 in (2010) |