January weather in Allerton, IL
The average temperature in Allerton in January is 24.9°F (17.2°F–32.6°F). Average precipitation: 2.35 inches. Average snowfall is 7.1 inches.
January is a winter month in Allerton, and is cooler than the annual average of 51.5°F. Daily temperatures swing about 15.4°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 28m. For travel, January is cold.
Avg High
32.6°F
Avg Low
17.2°F
Precipitation
2.35 in
Snow
7.1 in
January records in Allerton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 62.1°F (2005) | -17.0°F (2018) | 1.65 in (1985) |
| January 2 | 55.9°F (2006) | -17.0°F (2018) | 1.20 in (1999) |
| January 3 | 63.0°F (2006) | -16.1°F (2018) | 1.15 in (2023) |
| January 4 | 63.0°F (2023) | -8.0°F (2018) | 3.23 in (1950) |
| January 5 | 48.9°F (2007) | -8.0°F (2018) | 1.26 in (2004) |
| January 6 | 52.0°F (2019) | -14.1°F (2018) | 1.10 in (2005) |
| January 7 | 61.0°F (2008) | -15.0°F (2018) | 0.33 in (1967) |
| January 8 | 64.9°F (2008) | -8.0°F (2015) | 0.91 in (1998) |
| January 9 | 66.0°F (2026) | -8.0°F (2010) | 0.64 in (1965) |
| January 10 | 52.0°F (2020) | -11.0°F (2010) | 0.90 in (2020) |
| January 11 | 57.9°F (2020) | -9.9°F (2010) | 2.40 in (2020) |
| January 12 | 59.0°F (2018) | 7.0°F (2003) | 1.75 in (1916) |
| January 13 | 63.0°F (2005) | -0.9°F (2011) | 1.30 in (2007) |
| January 14 | 52.0°F (2026) | -6.0°F (2024) | 0.86 in (1950) |
| January 15 | 50.0°F (2016) | -14.1°F (2009) | 1.20 in (2007) |
| January 16 | 46.0°F (2020) | -17.0°F (2009) | 0.44 in (1982) |
| January 17 | 57.0°F (2012) | -17.0°F (2009) | 0.85 in (2017) |
| January 18 | 51.1°F (2012) | -6.0°F (2003) | 1.08 in (2020) |
| January 19 | 46.0°F (2023) | -6.0°F (2003) | 2.08 in (1949) |
| January 20 | 57.0°F (2006) | -5.1°F (2003) | 1.45 in (2017) |
| January 21 | 55.0°F (2006) | -9.0°F (2011) | 1.28 in (1959) |
| January 22 | 61.0°F (2017) | -11.0°F (2011) | 0.76 in (1957) |
| January 23 | 54.0°F (2017) | -4.0°F (2003) | 1.34 in (2019) |
| January 24 | 50.0°F (2012) | -8.0°F (2003) | 0.77 in (1914) |
| January 25 | 50.0°F (2010) | -5.1°F (2003) | 0.44 in (2026) |
| January 26 | 50.0°F (2017) | -11.0°F (2026) | 1.23 in (1950) |
| January 27 | 52.0°F (2018) | -11.0°F (2003) | 0.98 in (1952) |
| January 28 | 53.1°F (2018) | -9.9°F (2026) | 1.22 in (1969) |
| January 29 | 54.0°F (2013) | -7.1°F (2026) | 1.02 in (1969) |
| January 30 | 60.1°F (2013) | -15.0°F (2019) | 2.33 in (1916) |
| January 31 | 54.0°F (2012) | -15.0°F (2019) | 2.40 in (1982) |