January weather in Riverside, IL
The average temperature in Riverside in January is 26.0°F (19.4°F–32.7°F). Average precipitation: 1.48 inches.
January is a winter month in Riverside, and is cooler than the annual average of 52.1°F. Daily temperatures swing about 13.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 17m. For travel, January is cold.
Avg High
32.7°F
Avg Low
19.4°F
Precipitation
1.48 in
Daylight
9h 17m
January records in Riverside
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 50.0°F (2000) | -6.9°F (2018) | 0.67 in (2005) |
| January 2 | 61.0°F (2000) | -9.8°F (2018) | 0.09 in (2005) |
| January 3 | 57.0°F (1998) | -1.8°F (2014) | 0.98 in (2023) |
| January 4 | 55.9°F (1998) | -8.0°F (1999) | 1.39 in (2007) |
| January 5 | 55.9°F (1998) | -15.0°F (1999) | 0.11 in (2015) |
| January 6 | 60.1°F (2008) | -14.8°F (2014) | 0.08 in (2024) |
| January 7 | 64.9°F (2008) | -10.8°F (2014) | 0.42 in (2008) |
| January 8 | 61.0°F (2026) | -6.9°F (2015) | 2.06 in (2026) |
| January 9 | 60.1°F (2026) | -2.9°F (1999) | 0.80 in (2024) |
| January 10 | 55.9°F (2018) | -0.9°F (1999) | 0.90 in (2020) |
| January 11 | 60.1°F (2018) | -0.9°F (1999) | 0.56 in (2020) |
| January 12 | 62.1°F (2005) | 5.2°F (2016) | 0.69 in (2005) |
| January 13 | 52.0°F (2005) | 1.2°F (2009) | 0.91 in (2006) |
| January 14 | 45.0°F (2016) | -8.9°F (2024) | 0.49 in (2007) |
| January 15 | 44.1°F (2000) | -12.8°F (2009) | 0.16 in (2007) |
| January 16 | 52.0°F (2023) | -17.9°F (2009) | 0.53 in (2017) |
| January 17 | 90.0°F (2017) | 1.2°F (2016) | 0.43 in (2017) |
| January 18 | 45.0°F (2022) | -1.8°F (2016) | 0.38 in (2020) |
| January 19 | 55.0°F (2006) | -2.7°F (2008) | 0.69 in (2017) |
| January 20 | 48.9°F (2006) | -3.8°F (2008) | 0.81 in (2006) |
| January 21 | 60.1°F (2017) | -5.8°F (2025) | 0.88 in (1999) |
| January 22 | 55.9°F (2002) | -2.0°F (2000) | 0.63 in (2018) |
| January 23 | 55.9°F (2002) | -9.0°F (2026) | 0.64 in (1999) |
| January 24 | 46.9°F (2010) | -7.1°F (2026) | 0.33 in (2010) |
| January 25 | 53.1°F (2009) | -4.9°F (2019) | 0.22 in (2024) |
| January 26 | 55.0°F (2002) | -4.9°F (2019) | 0.17 in (2024) |
| January 27 | 61.0°F (2002) | -6.9°F (2014) | 0.27 in (2013) |
| January 28 | 53.1°F (2002) | -10.8°F (2014) | 0.50 in (2006) |
| January 29 | 61.0°F (2013) | -8.9°F (2019) | 0.99 in (2013) |
| January 30 | 53.1°F (2012) | -21.8°F (2019) | 0.27 in (2025) |
| January 31 | 57.9°F (2012) | -19.8°F (2019) | 0.81 in (2025) |