January weather in Wilmington, OH
The average temperature in Wilmington in January is 30.1°F (21.8°F–38.4°F). Average precipitation: 3.25 inches. Average snowfall is 8.9 inches.
January is a winter month in Wilmington, and is cooler than the annual average of 53.7°F. Daily temperatures swing about 16.6°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 9h 31m. For travel, January is cold.
Avg High
38.4°F
Avg Low
21.8°F
Precipitation
3.25 in
Snow
8.9 in
January records in Wilmington
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 62.1°F (2022) | -6.0°F (2018) | 1.13 in (2021) |
| January 2 | 62.1°F (2000) | -11.0°F (2018) | 0.92 in (1999) |
| January 3 | 66.9°F (2004) | -4.0°F (2014) | 3.40 in (2000) |
| January 4 | 66.0°F (1997) | 1.0°F (1999) | 2.71 in (2004) |
| January 5 | 64.9°F (1997) | -2.9°F (1999) | 2.06 in (2005) |
| January 6 | 61.0°F (1998) | -9.0°F (2014) | 0.70 in (2005) |
| January 7 | 66.9°F (2008) | -8.0°F (2014) | 1.17 in (1998) |
| January 8 | 64.9°F (1998) | -7.1°F (2015) | 0.76 in (1999) |
| January 9 | 66.0°F (2026) | 1.9°F (2011) | 1.53 in (2024) |
| January 10 | 61.0°F (2018) | -2.0°F (2015) | 1.13 in (2008) |
| January 11 | 66.9°F (2020) | 1.0°F (1997) | 1.55 in (2005) |
| January 12 | 64.9°F (2017) | -0.9°F (1997) | 0.76 in (2018) |
| January 13 | 66.0°F (1995) | -2.0°F (1997) | 1.10 in (2007) |
| January 14 | 64.0°F (1995) | 1.9°F (1997) | 0.82 in (2007) |
| January 15 | 57.0°F (2007) | -4.0°F (2009) | 0.95 in (2007) |
| January 16 | 55.0°F (2006) | -9.0°F (2009) | 0.18 in (2022) |
| January 17 | 62.1°F (2017) | -0.9°F (1997) | 1.46 in (2012) |
| January 18 | 64.9°F (1996) | -0.9°F (2003) | 1.02 in (2020) |
| January 19 | 63.0°F (2023) | 3.9°F (1997) | 1.10 in (2019) |
| January 20 | 59.0°F (2006) | 0.0°F (2025) | 0.52 in (2017) |
| January 21 | 59.0°F (2017) | -5.1°F (2000) | 0.33 in (1999) |
| January 22 | 71.1°F (1999) | -11.9°F (2011) | 0.47 in (2006) |
| January 23 | 60.1°F (1999) | -4.0°F (2005) | 1.38 in (1996) |
| January 24 | 55.9°F (2002) | -6.0°F (2005) | 1.02 in (2024) |
| January 25 | 60.1°F (2024) | -9.0°F (2000) | 0.63 in (2024) |
| January 26 | 60.1°F (2024) | 1.0°F (2000) | 1.66 in (2012) |
| January 27 | 66.0°F (1999) | -6.0°F (2000) | 1.13 in (1997) |
| January 28 | 64.9°F (2002) | -11.9°F (2014) | 0.70 in (2009) |
| January 29 | 64.0°F (2002) | -6.0°F (2014) | 0.83 in (2008) |
| January 30 | 66.0°F (2013) | -9.0°F (2026) | 0.76 in (2013) |
| January 31 | 64.9°F (2002) | -11.9°F (2026) | 0.67 in (2021) |