August weather in Grand Rivers, KY
The average temperature in Grand Rivers in August is 80.1°F (69.9°F–90.3°F). Average precipitation: 3.82 inches.
August is a summer month in Grand Rivers, and is warmer than the annual average of 60.9°F. Daily temperatures swing about 20.4°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 13h 25m. For travel, August is hot.
Avg High
90.3°F
Avg Low
69.9°F
Precipitation
3.82 in
Daylight
13h 25m
August records in Grand Rivers
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.0°F (2010) | 64.0°F (2009) | 1.84 in (2016) |
| August 2 | 102.9°F (2012) | 63.0°F (2025) | 1.80 in (2022) |
| August 3 | 102.0°F (2012) | 59.0°F (2015) | 0.99 in (2023) |
| August 4 | 105.1°F (2010) | 63.0°F (2021) | 1.00 in (2003) |
| August 5 | 105.1°F (2010) | 63.0°F (2020) | 4.17 in (2004) |
| August 6 | 99.0°F (2010) | 59.0°F (2004) | 1.07 in (2011) |
| August 7 | 99.0°F (2007) | 57.9°F (2004) | 1.17 in (2019) |
| August 8 | 100.9°F (2007) | 59.0°F (2004) | 1.03 in (2018) |
| August 9 | 102.9°F (2007) | 61.0°F (2003) | 0.66 in (2014) |
| August 10 | 102.9°F (2007) | 59.0°F (2024) | 1.71 in (2012) |
| August 11 | 102.9°F (2010) | 59.0°F (2008) | 1.17 in (2022) |
| August 12 | 102.9°F (2010) | 57.0°F (2004) | 1.19 in (2017) |
| August 13 | 105.1°F (2010) | 52.0°F (2004) | 1.08 in (2012) |
| August 14 | 100.9°F (2005) | 53.1°F (2004) | 1.04 in (2023) |
| August 15 | 100.9°F (2007) | 55.0°F (2004) | 1.13 in (2005) |
| August 16 | 105.1°F (2007) | 57.0°F (2004) | 0.75 in (2018) |
| August 17 | 107.1°F (2007) | 61.0°F (2004) | 0.96 in (2012) |
| August 18 | 100.9°F (2025) | 61.0°F (2008) | 0.50 in (2017) |
| August 19 | 100.9°F (2025) | 52.0°F (2012) | 1.15 in (2001) |
| August 20 | 102.9°F (2025) | 59.0°F (2012) | 1.30 in (2015) |
| August 21 | 98.1°F (2010) | 57.0°F (2024) | 2.23 in (2016) |
| August 22 | 100.0°F (2007) | 53.1°F (2015) | 0.60 in (2021) |
| August 23 | 102.9°F (2007) | 57.9°F (2009) | 1.36 in (2020) |
| August 24 | 104.0°F (2007) | 57.9°F (2009) | 0.61 in (2004) |
| August 25 | 102.9°F (2007) | 57.0°F (2015) | 0.09 in (2004) |
| August 26 | 98.1°F (2023) | 55.9°F (2025) | 0.24 in (2019) |
| August 27 | 99.0°F (2024) | 60.1°F (2010) | 4.00 in (2023) |
| August 28 | 100.0°F (2024) | 59.0°F (2015) | 1.64 in (2006) |
| August 29 | 102.0°F (2024) | 62.1°F (2010) | 0.35 in (2020) |
| August 30 | 104.0°F (2024) | 51.1°F (2012) | 3.14 in (2005) |
| August 31 | 98.1°F (2024) | 54.0°F (2012) | 1.35 in (2014) |