September 3 in Groton, through the years

Typical high: 23.1°. Hottest: 30.8° (2018). Coldest night: 4.2° (2024).

YEARHIGHLOWRAIN
2025 24.2° 9.9° 0 mm
2024 19.4° 4.2° 0 mm
2023 25.4° 15.5° 0.1 mm
2022 25.5° 10.1° 0 mm
2021 20° 10.4° 0.3 mm
2020 23.4° 15.2° 0.7 mm
2019 20.5° 11.7° 0.2 mm
2018 30.8° 20.5° 0.3 mm
2017 12° 9.3° 21 mm
2016 22.3° 7.3° 0 mm
2015 25.7° 14.7° 0.1 mm
2014 23.3° 13° 6.4 mm
2013 22.4° 16.2° 5.6 mm
2012 25.6° 10.2° 0 mm
2011 26.2° 15.7° 0 mm
2010 30.5° 19.7° 0 mm
2009 23.9° 10.1° 0 mm
2008 25.7° 12.8° 0 mm
2007 24.4° 10.2° 0 mm
2006 14.6° 10.7° 10.9 mm
2005 21.9° 13.5° 0 mm
2004 24.2° 6.4° 0 mm
2003 19.7° 11.2° 2.1 mm
2002 24.4° 13.4° 0.1 mm
2001 23.5° 7.1° 0 mm
2000 18.6° 12.8° 3.3 mm
1999 30.7° 12.8° 0 mm
1998 19.9° 11.4° 0.5 mm
1997 19.3° 7.6° 2.5 mm
1996 25.3° 16.8° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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