January weather in Eureka, IL
The average temperature in Eureka in January is °F (°F–°F). Average precipitation: 2.23 inches. Average snowfall is 5.2 inches.
January is a winter month in Eureka, and is cooler than the annual average of 0°F. Expect about 9 days with precipitation. Daylight averages about 9h 23m.
Avg High
°F
Avg Low
°F
Precipitation
2.23 in
Snow
5.2 in
January records in Eureka
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | — | — | 0.81 in (2011) |
| January 2 | — | — | 0.67 in (2021) |
| January 3 | — | — | 0.55 in (2005) |
| January 4 | — | — | 1.09 in (2007) |
| January 5 | — | — | 0.57 in (2005) |
| January 6 | — | — | 0.51 in (2014) |
| January 7 | — | — | 0.19 in (2005) |
| January 8 | — | — | 3.12 in (2008) |
| January 9 | — | — | 0.11 in (2005) |
| January 10 | — | — | 0.26 in (2016) |
| January 11 | — | — | 1.33 in (2014) |
| January 12 | — | — | 1.29 in (2005) |
| January 13 | — | — | 0.51 in (2006) |
| January 14 | — | — | 0.87 in (2007) |
| January 15 | — | — | 0.25 in (2009) |
| January 16 | — | — | 1.10 in (2003) |
| January 17 | — | — | 0.55 in (2017) |
| January 18 | — | — | 0.14 in (2008) |
| January 19 | — | — | 0.11 in (2019) |
| January 20 | — | — | 0.74 in (2006) |
| January 21 | — | — | 0.24 in (2010) |
| January 22 | — | — | 0.97 in (2018) |
| January 23 | — | — | 0.82 in (2019) |
| January 24 | — | — | 0.66 in (2010) |
| January 25 | — | — | 0.10 in (2003) |
| January 26 | — | — | 0.12 in (2004) |
| January 27 | — | — | 0.04 in (2015) |
| January 28 | — | — | 1.22 in (2006) |
| January 29 | — | — | 1.33 in (2002) |
| January 30 | — | — | 2.15 in (2013) |
| January 31 | — | — | 1.16 in (2021) |