January weather in Lanark, IL
The average temperature in Lanark in January is °F (°F–°F). Average precipitation: 1.24 inches.
January is a winter month in Lanark, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 9h 15m.
Avg High
°F
Avg Low
°F
Precipitation
1.24 in
Daylight
9h 15m
January records in Lanark
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | — | — | 1.05 in (2005) |
| January 2 | — | — | 0.29 in (1951) |
| January 3 | — | — | 0.42 in (1951) |
| January 4 | — | — | 0.25 in (1949) |
| January 5 | — | — | 0.19 in (2005) |
| January 6 | — | — | 0.23 in (2010) |
| January 7 | — | — | 0.62 in (2008) |
| January 8 | — | — | 0.48 in (2019) |
| January 9 | — | — | 0.13 in (2000) |
| January 10 | — | — | 0.35 in (2008) |
| January 11 | — | — | 0.79 in (2013) |
| January 12 | — | — | 0.80 in (2005) |
| January 13 | — | — | 0.61 in (1950) |
| January 14 | — | — | 0.26 in (2007) |
| January 15 | — | — | 0.68 in (1949) |
| January 16 | — | — | 0.34 in (2002) |
| January 17 | — | — | 0.90 in (2017) |
| January 18 | — | — | 0.45 in (1949) |
| January 19 | — | — | 0.08 in (2014) |
| January 20 | — | — | 0.44 in (2017) |
| January 21 | — | — | 0.35 in (2008) |
| January 22 | — | — | 0.40 in (2018) |
| January 23 | — | — | 0.75 in (2010) |
| January 24 | — | — | 0.15 in (1950) |
| January 25 | — | — | 0.75 in (1950) |
| January 26 | — | — | 0.16 in (2017) |
| January 27 | — | — | 0.94 in (1949) |
| January 28 | — | — | 1.69 in (2006) |
| January 29 | — | — | 1.42 in (2001) |
| January 30 | — | — | 1.00 in (2013) |
| January 31 | — | — | 0.29 in (2013) |