August weather in Liberty Lake, WA
The average temperature in Liberty Lake in August is 70.4°F (54.5°F–86.2°F). Average precipitation: 0.54 inches.
August is a summer month in Liberty Lake, and is warmer than the annual average of 49.8°F. Daily temperatures swing about 31.7°F between overnight low and afternoon high. Expect about 3 days with precipitation. Daylight averages about 14h 5m. For travel, August is a comfortable month to visit.
Avg High
86.2°F
Avg Low
54.5°F
Precipitation
0.54 in
Daylight
14h 5m
August records in Liberty Lake
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 102.0°F (2009) | 46.0°F (2002) | 0.25 in (2013) |
| August 2 | 105.1°F (2024) | 50.0°F (2006) | 0.82 in (2013) |
| August 3 | 98.1°F (2021) | 44.1°F (2002) | 0.13 in (2003) |
| August 4 | 99.0°F (2014) | 48.9°F (2008) | 0.06 in (2024) |
| August 5 | 98.1°F (2005) | 48.0°F (2002) | 0.00 in (1999) |
| August 6 | 98.1°F (2008) | 48.9°F (2002) | 0.59 in (2004) |
| August 7 | 99.0°F (2019) | 43.0°F (2002) | 0.00 in (1999) |
| August 8 | 99.0°F (2018) | 48.0°F (2002) | 0.21 in (2021) |
| August 9 | 106.0°F (2018) | 52.0°F (2021) | 0.31 in (2013) |
| August 10 | 107.1°F (2018) | 51.1°F (2020) | 0.07 in (2013) |
| August 11 | 100.0°F (2014) | 48.0°F (2007) | 0.23 in (2019) |
| August 12 | 100.9°F (2001) | 46.0°F (2000) | 0.27 in (2009) |
| August 13 | 102.9°F (2015) | 46.9°F (2005) | 0.04 in (2001) |
| August 14 | 100.0°F (2004) | 46.9°F (2020) | 0.07 in (2014) |
| August 15 | 105.1°F (2023) | 46.9°F (2009) | 0.03 in (2014) |
| August 16 | 104.0°F (2020) | 48.0°F (2000) | 0.07 in (1999) |
| August 17 | 104.0°F (2008) | 43.0°F (2002) | 0.22 in (2005) |
| August 18 | 102.0°F (2022) | 48.9°F (2002) | 0.04 in (2008) |
| August 19 | 97.0°F (2012) | 46.9°F (2002) | 0.21 in (2007) |
| August 20 | 98.1°F (2009) | 45.0°F (2000) | 0.49 in (2007) |
| August 21 | 100.0°F (2006) | 46.0°F (2000) | 0.23 in (2008) |
| August 22 | 95.0°F (2025) | 46.0°F (2000) | 0.36 in (2002) |
| August 23 | 98.1°F (2025) | 46.0°F (2015) | 0.07 in (2001) |
| August 24 | 100.0°F (2025) | 46.0°F (2005) | 0.52 in (2004) |
| August 25 | 100.9°F (2025) | 44.1°F (2012) | 0.25 in (2013) |
| August 26 | 95.0°F (2015) | 46.0°F (2001) | 0.11 in (2018) |
| August 27 | 96.1°F (2023) | 45.0°F (2007) | 0.24 in (2018) |
| August 28 | 99.0°F (2009) | 39.9°F (2000) | 0.00 in (1999) |
| August 29 | 100.0°F (2017) | 42.1°F (2010) | 0.40 in (2023) |
| August 30 | 95.0°F (2025) | 45.0°F (2010) | 0.32 in (2023) |
| August 31 | 102.9°F (2022) | 41.0°F (2006) | 0.31 in (2011) |