August weather in Irrigon, OR
The average temperature in Irrigon in August is 71.3°F (53.8°F–88.7°F). Average precipitation: 0.17 inches.
August is a summer month in Irrigon, and is warmer than the annual average of 51.9°F. Daily temperatures swing about 34.9°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 13h 57m. For travel, August is hot.
Avg High
88.7°F
Avg Low
53.8°F
Precipitation
0.17 in
Daylight
13h 57m
August records in Irrigon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 106.0°F (2014) | 44.1°F (2002) | 0.00 in (2000) |
| August 2 | 109.0°F (2014) | 50.0°F (2006) | 0.04 in (2025) |
| August 3 | 106.0°F (2024) | 44.1°F (2002) | 0.01 in (2003) |
| August 4 | 105.1°F (2021) | 44.1°F (2013) | 0.00 in (2000) |
| August 5 | 111.0°F (2014) | 45.0°F (2002) | 0.16 in (2004) |
| August 6 | 105.1°F (2014) | 30.0°F (2018) | 0.21 in (2003) |
| August 7 | 105.1°F (2014) | 46.0°F (2002) | 0.12 in (2009) |
| August 8 | 105.1°F (2014) | 48.0°F (2002) | 0.03 in (2006) |
| August 9 | 105.1°F (2018) | 48.0°F (2002) | 0.29 in (2008) |
| August 10 | 104.0°F (2018) | 50.0°F (2020) | 0.11 in (2013) |
| August 11 | 105.1°F (2014) | 44.1°F (2007) | 0.02 in (2010) |
| August 12 | 108.0°F (2025) | 48.0°F (2000) | 0.00 in (2000) |
| August 13 | 107.1°F (2025) | 44.1°F (2013) | 0.05 in (2014) |
| August 14 | 102.0°F (2004) | 44.1°F (2013) | 0.74 in (2014) |
| August 15 | 107.1°F (2023) | 45.0°F (2017) | 0.10 in (2014) |
| August 16 | 108.0°F (2023) | 46.0°F (2011) | 0.02 in (2025) |
| August 17 | 109.0°F (2023) | 45.0°F (2000) | 0.09 in (2025) |
| August 18 | 106.0°F (2022) | 46.9°F (2006) | 0.01 in (2021) |
| August 19 | 102.9°F (2022) | 1.0°F (2015) | 0.14 in (2008) |
| August 20 | 102.0°F (2014) | 46.0°F (2000) | 0.04 in (2007) |
| August 21 | 102.0°F (2009) | 44.1°F (2000) | 0.20 in (2008) |
| August 22 | 98.1°F (2005) | 45.0°F (2008) | 0.09 in (2004) |
| August 23 | 100.0°F (2025) | 43.0°F (2015) | 0.10 in (2001) |
| August 24 | 99.0°F (2025) | 42.1°F (2021) | 0.06 in (2024) |
| August 25 | 104.0°F (2025) | 41.0°F (2012) | 0.17 in (2004) |
| August 26 | 100.0°F (2025) | 45.0°F (2012) | 0.12 in (2013) |
| August 27 | 98.1°F (2014) | 44.1°F (2007) | 0.25 in (2018) |
| August 28 | 106.0°F (2014) | 41.0°F (2024) | 0.01 in (2011) |
| August 29 | 105.1°F (2023) | 41.0°F (2024) | 0.00 in (2000) |
| August 30 | 100.0°F (2025) | 45.0°F (2012) | 0.05 in (2013) |
| August 31 | 99.0°F (2007) | 43.0°F (2006) | 0.17 in (2014) |