September 9 in Boston, through the years

Typical high: 29.3°. Hottest: 32° (2023). Coldest night: 20.8° (1999).

YEARHIGHLOWRAIN
2025 29.6° 22.4° 4 mm
2024 29.5° 22.4° 2.2 mm
2023 32° 23.6° 6.7 mm
2022 28° 21.9° 97.3 mm
2021 28.2° 22.4° 12.5 mm
2020 29.1° 22.1° 10.5 mm
2019 28.2° 22.5° 1.2 mm
2018 30.6° 21.8° 4.5 mm
2017 29.4° 21.8° 2.4 mm
2016 30.1° 22.6° 5.4 mm
2015 31.7° 23° 1.6 mm
2014 30.6° 22.5° 20.8 mm
2013 29.4° 22° 10 mm
2012 26.4° 21.9° 20 mm
2011 29.5° 21.9° 4.4 mm
2010 30.1° 21.6° 9.7 mm
2009 31.6° 23.2° 0.1 mm
2008 29.7° 22.6° 6.9 mm
2007 29° 21.8° 19.5 mm
2006 28.4° 21.2° 13.5 mm
2005 31.3° 23° 0.7 mm
2004 27.2° 21.5° 21 mm
2003 29.7° 21.7° 8.4 mm
2002 29.4° 22.8° 6.3 mm
2001 27.1° 21.7° 23.6 mm
2000 27.7° 21.9° 12.9 mm
1999 27.9° 20.8° 9 mm
1998 25.5° 22° 11 mm
1997 30.5° 21.1° 0 mm
1996 30.2° 21.4° 10 mm
Source: ERA5 reanalysis (Copernicus C3S)

Full Boston forecast → · Will it rain today?