September 3 in Grendon Underwood, through the years

Typical high: 20.2°. Hottest: 24.7° (1999). Coldest night: 8.7° (2000).

YEARHIGHLOWRAIN
2025 19.6° 14.8° 18.7 mm
2024 18.2° 14.6° 3.3 mm
2023 24.2° 12.3° 0 mm
2022 22.1° 15.1° 2.6 mm
2021 20.4° 14.1° 0.1 mm
2020 19.7° 14° 0 mm
2019 21° 13.8° 0 mm
2018 22.8° 11.6° 0.2 mm
2017 15.8° 10.3° 5.9 mm
2016 17.8° 11.4° 6.3 mm
2015 15° 9.1° 0 mm
2014 21.4° 12.7° 0 mm
2013 23.7° 11.8° 0 mm
2012 22.1° 11.2° 0 mm
2011 21.9° 13.9° 0 mm
2010 19.8° 8.9° 0 mm
2009 16.3° 11.3° 1.6 mm
2008 16.7° 10.3° 1.9 mm
2007 17.4° 11.7° 0.1 mm
2006 22.9° 16.6° 0.2 mm
2005 24° 12.5° 0 mm
2004 23.4° 12.6° 0 mm
2003 20.7° 13.1° 0 mm
2002 21.5° 12.3° 0 mm
2001 17.9° 12.6° 0.4 mm
2000 17.2° 8.7° 0 mm
1999 24.7° 13° 0 mm
1998 20° 13.4° 0.8 mm
1997 17.2° 14.8° 4.7 mm
1996 19.2° 14.6° 0.7 mm
Source: ERA5 reanalysis (Copernicus C3S)

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