September 7 in Willow Grove, through the years

Typical high: 25.6°. Hottest: 33.8° (2015). Coldest night: (2000).

YEARHIGHLOWRAIN
2025 20.7° 15° 9.5 mm
2024 21.6° 13.9° 9.2 mm
2023 33.7° 21.5° 0.6 mm
2022 21.2° 17.1° 6.4 mm
2021 25.2° 14.7° 0 mm
2020 25.9° 16.9° 0 mm
2019 22° 12.4° 7.2 mm
2018 22.8° 19.5° 3 mm
2017 21.3° 13.9° 5.7 mm
2016 27.7° 20.6° 0.8 mm
2015 33.8° 17.6° 0 mm
2014 25.4° 16.1° 3.2 mm
2013 24.8° 9.2° 0 mm
2012 28.6° 19.4° 0.8 mm
2011 17.8° 14.6° 9.4 mm
2010 31.3° 18° 0 mm
2009 21.3° 13.6° 0 mm
2008 25.7° 18.5° 7.1 mm
2007 31.4° 19.3° 0 mm
2006 25° 14° 0 mm
2005 28.4° 14.3° 0 mm
2004 27.2° 17.3° 0.3 mm
2003 25° 12.8° 0 mm
2002 28.2° 14.2° 0 mm
2001 28.3° 14.6° 0 mm
2000 20.7° 0 mm
1999 25° 21.9° 8 mm
1998 29° 17.8° 11 mm
1997 26.2° 15° 0.7 mm
1996 22.7° 20.3° 24.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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