August weather in Grottoes, VA
The average temperature in Grottoes in August is 73.0°F (61.4°F–84.6°F). Average precipitation: 3.69 inches.
August is a summer month in Grottoes, and is warmer than the annual average of 54.1°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 13h 29m. For travel, August is a comfortable month to visit.
Avg High
84.6°F
Avg Low
61.4°F
Precipitation
3.69 in
Daylight
13h 29m
August records in Grottoes
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (2024) | 50.0°F (2014) | 1.70 in (2006) |
| August 2 | 96.1°F (2011) | 50.0°F (2014) | 0.30 in (2003) |
| August 3 | 93.9°F (2024) | 55.9°F (2023) | 1.42 in (2018) |
| August 4 | 93.9°F (2006) | 57.0°F (2008) | 3.48 in (2016) |
| August 5 | 93.0°F (2022) | 51.1°F (2013) | 0.38 in (2004) |
| August 6 | 93.9°F (2002) | 46.9°F (2004) | 0.65 in (2012) |
| August 7 | 93.0°F (2007) | 46.9°F (2004) | 0.84 in (2005) |
| August 8 | 96.1°F (2007) | 48.0°F (2004) | 1.12 in (2017) |
| August 9 | 98.1°F (2007) | 51.1°F (2002) | 5.30 in (2024) |
| August 10 | 95.0°F (2022) | 51.1°F (2002) | 0.57 in (2012) |
| August 11 | 93.9°F (2021) | 52.0°F (2004) | 0.91 in (2013) |
| August 12 | 97.0°F (2021) | 50.0°F (2008) | 1.00 in (2004) |
| August 13 | 98.1°F (2021) | 50.0°F (2008) | 2.10 in (2011) |
| August 14 | 93.9°F (2016) | 52.0°F (2004) | 1.08 in (2011) |
| August 15 | 93.9°F (2002) | 48.0°F (2013) | 0.67 in (2020) |
| August 16 | 98.1°F (2007) | 46.9°F (2013) | 1.06 in (2020) |
| August 17 | 91.0°F (2016) | 50.0°F (2013) | 0.56 in (2005) |
| August 18 | 91.9°F (2019) | 52.0°F (2013) | 0.88 in (2013) |
| August 19 | 93.0°F (2019) | 50.0°F (2023) | 0.85 in (2013) |
| August 20 | 95.0°F (2019) | 50.0°F (2023) | 1.00 in (2018) |
| August 21 | 93.0°F (2019) | 46.9°F (2024) | 0.40 in (2018) |
| August 22 | 93.0°F (2019) | 46.0°F (2024) | 2.20 in (2022) |
| August 23 | 93.9°F (2002) | 46.0°F (2024) | 1.98 in (2020) |
| August 24 | 93.9°F (2002) | 50.0°F (2024) | 1.45 in (2007) |
| August 25 | 93.0°F (2007) | 50.0°F (2019) | 3.75 in (2007) |
| August 26 | 91.9°F (2021) | 50.0°F (2019) | 1.20 in (2012) |
| August 27 | 91.9°F (2006) | 50.0°F (2019) | 0.24 in (2023) |
| August 28 | 93.0°F (2021) | 53.1°F (2014) | 2.93 in (2008) |
| August 29 | 91.9°F (2018) | 52.0°F (2019) | 2.80 in (2001) |
| August 30 | 91.0°F (2006) | 51.1°F (2019) | 0.83 in (2017) |
| August 31 | 89.1°F (2021) | 52.0°F (2019) | 0.79 in (2018) |