August 18 in Dubuque, through the years

Typical high: 25.7°. Hottest: 31.1° (2003). Coldest night: 10.5° (2002).

YEARHIGHLOWRAIN
2025 28.8° 21° 20.1 mm
2024 27.6° 18.2° 0 mm
2023 25.3° 11.7° 0 mm
2022 27.3° 15.1° 0.1 mm
2021 30.6° 17.5° 0 mm
2020 24.9° 14.8° 0 mm
2019 26.3° 19.3° 13.3 mm
2018 28° 18.6° 0 mm
2017 25° 17° 0 mm
2016 30.8° 19.9° 1.2 mm
2015 25.1° 18.8° 21.9 mm
2014 28.8° 19.1° 0.4 mm
2013 26.7° 13.2° 0 mm
2012 23.7° 10.6° 0 mm
2011 27° 15.3° 0 mm
2010 25.5° 16.7° 0.2 mm
2009 24.4° 16.4° 0 mm
2008 28.4° 16.3° 0 mm
2007 19.4° 15.6° 9.2 mm
2006 23.4° 19.6° 5 mm
2005 29.4° 20.7° 3 mm
2004 23.3° 13.9° 0.4 mm
2003 31.1° 18.3° 0 mm
2002 24.7° 10.5° 0 mm
2001 20.2° 15.4° 19.9 mm
2000 24° 15° 0 mm
1999 21.2° 17.3° 8.2 mm
1998 26.9° 19.2° 0.2 mm
1997 20.2° 13.3° 0 mm
1996 23.3° 16.6° 4.7 mm
Source: ERA5 reanalysis (Copernicus C3S)

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