January weather in Cromwell, IA
The average temperature in Cromwell in January is 20.5°F (10.6°F–30.5°F). Average precipitation: 1.04 inches.
January is a winter month in Cromwell, and is cooler than the annual average of 48.8°F. Daily temperatures swing about 19.9°F between overnight low and afternoon high. Daylight averages about 9h 22m. For travel, January is cold.
Avg High
30.5°F
Avg Low
10.6°F
Precipitation
1.04 in
Daylight
9h 22m
January records in Cromwell
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 59.0°F (2012) | -23.1°F (2018) | 0.68 in (1942) |
| January 2 | 60.1°F (1939) | -22.0°F (2018) | 0.56 in (1936) |
| January 3 | 57.0°F (2004) | -20.9°F (1919) | 0.78 in (2023) |
| January 4 | 62.1°F (1939) | -20.0°F (1942) | 1.00 in (1990) |
| January 5 | 64.0°F (1956) | -23.1°F (1924) | 0.80 in (1910) |
| January 6 | 62.1°F (2012) | -25.1°F (1910) | 0.65 in (1946) |
| January 7 | 57.9°F (2019) | -25.1°F (1912) | 0.82 in (1907) |
| January 8 | 62.1°F (2012) | -18.9°F (1912) | 0.74 in (1937) |
| January 9 | 64.0°F (2003) | -24.0°F (1982) | 0.70 in (1929) |
| January 10 | 60.1°F (1928) | -23.1°F (1942) | 0.20 in (1993) |
| January 11 | 55.9°F (1911) | -20.0°F (1918) | 0.50 in (2011) |
| January 12 | 57.0°F (1928) | -31.0°F (1912) | 2.56 in (1960) |
| January 13 | 59.0°F (1987) | -29.9°F (1912) | 0.50 in (1910) |
| January 14 | 57.9°F (1952) | -24.0°F (1916) | 0.44 in (1940) |
| January 15 | 55.0°F (1990) | -20.9°F (1912) | 0.33 in (1953) |
| January 16 | 57.0°F (1990) | -18.9°F (1912) | 0.71 in (1980) |
| January 17 | 57.9°F (1989) | -24.0°F (1930) | 0.47 in (2004) |
| January 18 | 57.0°F (1946) | -25.1°F (1930) | 0.52 in (1996) |
| January 19 | 57.9°F (1921) | -20.9°F (1943) | 0.62 in (2023) |
| January 20 | 55.9°F (2006) | -23.1°F (1985) | 0.53 in (1993) |
| January 21 | 57.0°F (1933) | -23.1°F (1970) | 0.47 in (1917) |
| January 22 | 59.0°F (1967) | -22.0°F (1930) | 0.60 in (1973) |
| January 23 | 57.9°F (1981) | -20.9°F (1936) | 0.49 in (1992) |
| January 24 | 63.0°F (1981) | -16.1°F (2003) | 0.41 in (1967) |
| January 25 | 60.1°F (1944) | -18.0°F (1940) | 0.40 in (1921) |
| January 26 | 59.0°F (1944) | -20.9°F (1936) | 0.62 in (2021) |
| January 27 | 66.0°F (2002) | -20.0°F (1936) | 0.79 in (1944) |
| January 28 | 61.0°F (2002) | -20.0°F (1915) | 1.12 in (1909) |
| January 29 | 64.0°F (2013) | -23.1°F (1966) | 0.87 in (1989) |
| January 30 | 57.0°F (1988) | -24.0°F (2019) | 1.23 in (1947) |
| January 31 | 64.9°F (1989) | -23.1°F (1918) | 0.40 in (2002) |