August weather in Rockville, SC
The average temperature in Rockville in August is 81.6°F (73.6°F–89.6°F). Average precipitation: 7.46 inches.
August is a summer month in Rockville, and is warmer than the annual average of 66.7°F. Daily temperatures swing about 16°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 13h 12m. For travel, August is a wet month.
Avg High
89.6°F
Avg Low
73.6°F
Precipitation
7.46 in
Daylight
13h 12m
August records in Rockville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (2006) | 68.0°F (2017) | 1.31 in (2015) |
| August 2 | 99.0°F (2006) | 71.1°F (2017) | 1.33 in (2018) |
| August 3 | 100.0°F (2006) | 68.0°F (2007) | 5.61 in (2017) |
| August 4 | 100.0°F (2006) | 71.1°F (2005) | 1.08 in (2017) |
| August 5 | 98.1°F (2008) | 71.1°F (2019) | 0.20 in (2012) |
| August 6 | 100.9°F (2008) | 72.0°F (2019) | 0.85 in (2010) |
| August 7 | 100.0°F (2008) | 72.0°F (2005) | 0.45 in (2008) |
| August 8 | 100.9°F (2011) | 72.0°F (2008) | 1.15 in (2020) |
| August 9 | 100.0°F (2011) | 71.1°F (2008) | 0.58 in (2006) |
| August 10 | 98.1°F (2019) | 71.1°F (2008) | 1.10 in (2006) |
| August 11 | 98.1°F (2011) | 73.0°F (2012) | 0.94 in (2012) |
| August 12 | 96.1°F (2010) | 71.1°F (2006) | 1.15 in (2006) |
| August 13 | 98.1°F (2010) | 70.0°F (2006) | 1.73 in (2008) |
| August 14 | 95.0°F (2007) | 70.0°F (2008) | 2.79 in (2013) |
| August 15 | 96.1°F (2012) | 66.0°F (2013) | 1.41 in (2010) |
| August 16 | 96.1°F (2017) | 68.0°F (2013) | 1.70 in (2010) |
| August 17 | 96.1°F (2005) | 70.0°F (2013) | 2.90 in (2019) |
| August 18 | 95.0°F (2017) | 72.0°F (2008) | 1.28 in (2015) |
| August 19 | 93.9°F (2010) | 73.0°F (2007) | 0.67 in (2012) |
| August 20 | 96.1°F (2005) | 72.0°F (2020) | 2.04 in (2010) |
| August 21 | 98.1°F (2007) | 73.0°F (2012) | 2.10 in (2010) |
| August 22 | 100.0°F (2014) | 72.0°F (2012) | 2.39 in (2008) |
| August 23 | 100.9°F (2014) | 71.1°F (2012) | 1.80 in (2008) |
| August 24 | 93.0°F (2017) | 69.1°F (2012) | 3.43 in (2020) |
| August 25 | 93.0°F (2015) | 66.0°F (2012) | 1.65 in (2017) |
| August 26 | 93.0°F (2020) | 68.0°F (2012) | 1.90 in (2020) |
| August 27 | 97.0°F (2011) | 66.0°F (2014) | 2.03 in (2005) |
| August 28 | 93.9°F (2011) | 66.9°F (2014) | 5.29 in (2012) |
| August 29 | 95.0°F (2013) | 70.0°F (2017) | 1.70 in (2012) |
| August 30 | 93.0°F (2007) | 69.1°F (2017) | 1.35 in (2015) |
| August 31 | 93.9°F (2014) | 69.1°F (2010) | 1.63 in (2019) |