January weather in Rockville, SC
The average temperature in Rockville in January is 49.6°F (40.0°F–59.2°F). Average precipitation: 3.58 inches.
January is a winter month in Rockville, and is cooler than the annual average of 66.7°F. Daily temperatures swing about 19.2°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 5m. For travel, January is a comfortable month to visit.
Avg High
59.2°F
Avg Low
40.0°F
Precipitation
3.58 in
Daylight
10h 5m
January records in Rockville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 77.0°F (2019) | 25.0°F (2018) | 0.35 in (2014) |
| January 2 | 80.1°F (2017) | 21.0°F (2018) | 1.23 in (2006) |
| January 3 | 72.0°F (2017) | 23.0°F (2018) | 1.06 in (2018) |
| January 4 | 72.0°F (2015) | 19.9°F (2018) | 0.34 in (2015) |
| January 5 | 77.0°F (2009) | 17.1°F (2018) | 0.42 in (2011) |
| January 6 | 73.9°F (2007) | 21.9°F (2018) | 0.02 in (2013) |
| January 7 | 73.0°F (2008) | 17.1°F (2014) | 0.67 in (2017) |
| January 8 | 75.0°F (2008) | 19.9°F (2015) | 0.15 in (2007) |
| January 9 | 73.9°F (2008) | 23.0°F (2010) | 0.00 in (2006) |
| January 10 | 75.9°F (2008) | 21.9°F (2010) | 0.65 in (2011) |
| January 11 | 75.0°F (2013) | 23.0°F (2010) | 0.47 in (2014) |
| January 12 | 78.1°F (2013) | 30.0°F (2010) | 2.23 in (2015) |
| January 13 | 80.1°F (2017) | 24.1°F (2011) | 0.23 in (2009) |
| January 14 | 75.0°F (2013) | 21.0°F (2011) | 0.71 in (2014) |
| January 15 | 78.1°F (2020) | 25.0°F (2011) | 1.44 in (2016) |
| January 16 | 77.0°F (2020) | 28.0°F (2009) | 1.30 in (2010) |
| January 17 | 75.0°F (2017) | 24.1°F (2009) | 2.38 in (2008) |
| January 18 | 78.1°F (2017) | 25.0°F (2018) | 0.84 in (2007) |
| January 19 | 73.0°F (2017) | 27.0°F (2016) | 1.20 in (2008) |
| January 20 | 75.0°F (2017) | 27.0°F (2016) | 0.69 in (2019) |
| January 21 | 77.0°F (2006) | 24.1°F (2009) | 1.40 in (2017) |
| January 22 | 72.0°F (2018) | 26.1°F (2009) | 2.27 in (2017) |
| January 23 | 73.9°F (2018) | 27.0°F (2011) | 1.04 in (2006) |
| January 24 | 72.0°F (2006) | 21.0°F (2014) | 1.04 in (2015) |
| January 25 | 71.1°F (2012) | 19.9°F (2014) | 1.22 in (2010) |
| January 26 | 75.0°F (2012) | 28.9°F (2007) | 0.08 in (2008) |
| January 27 | 71.1°F (2012) | 32.0°F (2010) | 0.14 in (2020) |
| January 28 | 68.0°F (2012) | 30.9°F (2014) | 0.64 in (2007) |
| January 29 | 73.9°F (2013) | 27.0°F (2014) | 0.58 in (2018) |
| January 30 | 73.0°F (2011) | 27.0°F (2014) | 1.49 in (2010) |
| January 31 | 70.0°F (2012) | 28.9°F (2010) | 0.32 in (2020) |