January weather in Hillsdale, IL
The average temperature in Hillsdale in January is 22.7°F (14.6°F–30.8°F). Average precipitation: 1.64 inches. Average snowfall is 9.8 inches.
January is a winter month in Hillsdale, and is cooler than the annual average of 50.9°F. Daily temperatures swing about 16.2°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 18m. For travel, January is cold.
Avg High
30.8°F
Avg Low
14.6°F
Precipitation
1.64 in
Snow
9.8 in
January records in Hillsdale
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 61.0°F (1897) | -17.0°F (2018) | 1.01 in (1948) |
| January 2 | 60.1°F (2000) | -17.0°F (1979) | 2.25 in (1897) |
| January 3 | 61.0°F (1998) | -11.9°F (1979) | 1.60 in (1971) |
| January 4 | 64.0°F (1997) | -16.1°F (1999) | 0.44 in (2004) |
| January 5 | 55.9°F (2012) | -18.9°F (1999) | 1.27 in (1955) |
| January 6 | 63.0°F (2008) | -16.1°F (2014) | 0.87 in (1998) |
| January 7 | 64.0°F (2008) | -15.0°F (1942) | 0.31 in (2019) |
| January 8 | 63.0°F (2003) | -18.0°F (1942) | 1.22 in (1935) |
| January 9 | 55.0°F (2002) | -17.0°F (1982) | 1.13 in (1946) |
| January 10 | 57.0°F (1975) | -23.1°F (1982) | 0.79 in (2020) |
| January 11 | 54.0°F (2012) | -16.1°F (1977) | 0.70 in (1908) |
| January 12 | 57.9°F (1960) | -18.9°F (1974) | 3.05 in (1960) |
| January 13 | 57.9°F (1961) | -9.0°F (1963) | 1.37 in (1979) |
| January 14 | 50.0°F (1947) | -18.0°F (2024) | 1.03 in (1940) |
| January 15 | 54.0°F (1990) | -20.0°F (2009) | 0.57 in (1960) |
| January 16 | 57.0°F (1990) | -22.0°F (1977) | 1.60 in (2017) |
| January 17 | 55.0°F (1996) | -20.0°F (1977) | 0.96 in (1900) |
| January 18 | 55.0°F (1996) | -20.0°F (1994) | 1.61 in (1933) |
| January 19 | 57.9°F (2006) | -20.0°F (1994) | 2.00 in (1907) |
| January 20 | 63.0°F (1906) | -23.1°F (1985) | 0.82 in (1937) |
| January 21 | 62.1°F (1957) | -20.9°F (1970) | 0.79 in (1999) |
| January 22 | 57.9°F (1964) | -11.9°F (1970) | 0.90 in (1906) |
| January 23 | 55.0°F (1967) | -20.0°F (1963) | 0.70 in (1896) |
| January 24 | 63.0°F (1967) | -14.1°F (1963) | 2.26 in (1938) |
| January 25 | 57.9°F (1981) | -17.0°F (1897) | 1.15 in (1990) |
| January 26 | 57.9°F (2002) | -17.0°F (2019) | 1.55 in (1974) |
| January 27 | 66.0°F (1944) | -14.1°F (1902) | 0.76 in (1949) |
| January 28 | 59.0°F (1944) | -17.0°F (1963) | 0.77 in (2006) |
| January 29 | 63.0°F (2013) | -18.9°F (1966) | 1.32 in (2001) |
| January 30 | 59.0°F (2012) | -24.0°F (2019) | 1.44 in (1947) |
| January 31 | 66.0°F (1989) | -25.1°F (2019) | 1.77 in (2025) |