August 15 in Olean, through the years

Typical high: 26.1°. Hottest: 31.7° (2025). Coldest night: 8.1° (2013).

YEARHIGHLOWRAIN
2025 31.7° 18.3° 0.1 mm
2024 27.8° 14.5° 0.3 mm
2023 26.3° 19.1° 3.2 mm
2022 21.5° 17.2° 15.4 mm
2021 26.1° 19° 4.4 mm
2020 21.5° 15.9° 22.9 mm
2019 29.9° 17.5° 0 mm
2018 27.1° 14.8° 0 mm
2017 25.5° 20.1° 13 mm
2016 29.8° 19.4° 0.4 mm
2015 27.4° 14.7° 0 mm
2014 24.9° 13.3° 0.2 mm
2013 20.7° 8.1° 0 mm
2012 23.1° 16.6° 4.6 mm
2011 20.6° 16.6° 1.6 mm
2010 27° 21.2° 2.3 mm
2009 27.1° 16.5° 0 mm
2008 23.9° 15.7° 0.7 mm
2007 30.6° 13.2° 0 mm
2006 26° 18.5° 0.6 mm
2005 29.5° 19.2° 0 mm
2004 23.2° 11.6° 0.2 mm
2003 28.1° 18.6° 0.8 mm
2002 29.2° 20° 4.8 mm
2001 25.3° 15.2° 0.7 mm
2000 24.9° 12.8° 0 mm
1999 24.8° 16.9° 0 mm
1998 24.1° 17.7° 2.1 mm
1997 28.7° 16.3° 0 mm
1996 26.4° 14.6° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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