August 21 in Hermiston, through the years

Typical high: 31.1°. Hottest: 37.9° (2022). Coldest night: 10.8° (2000).

YEARHIGHLOWRAIN
2025 33.3° 16.1° 0 mm
2024 27.9° 16° 0 mm
2023 28.9° 19.7° 0 mm
2022 37.9° 20.9° 0 mm
2021 26.1° 14.9° 0.7 mm
2020 32.8° 19.9° 0 mm
2019 32.2° 18.7° 4.1 mm
2018 30.3° 15.4° 0 mm
2017 33.3° 15.9° 0 mm
2016 34.6° 20.6° 0 mm
2015 29.3° 16.7° 0 mm
2014 29.9° 15° 0 mm
2013 32.9° 14.2° 0 mm
2012 31.7° 19.9° 0.5 mm
2011 36.8° 15.3° 0 mm
2010 29.2° 15.8° 0.1 mm
2009 32.5° 21.4° 0 mm
2008 23.2° 15.8° 0 mm
2007 27.9° 13.2° 0 mm
2006 35.7° 20.2° 0 mm
2005 37.8° 20° 0 mm
2004 32.9° 20.7° 2.1 mm
2003 34.3° 16.1° 0 mm
2002 23.6° 13.8° 0.5 mm
2001 28.8° 14.1° 0 mm
2000 28.3° 10.8° 0 mm
1999 30.2° 19.7° 0 mm
1998 31.3° 19° 0.2 mm
1997 30.7° 15.6° 0 mm
1996 28° 11.7° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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