September 1 in La Mesa, through the years

Typical high: 32.2°. Hottest: 34.8° (2019). Coldest night: 24.6° (2000).

YEARHIGHLOWRAIN
2025 33.6° 26.8° 2.4 mm
2024 32.4° 26.4° 9.5 mm
2023 33.8° 27° 5.9 mm
2022 32.7° 26.9° 15.9 mm
2021 32.3° 25.8° 6.6 mm
2020 32.6° 25.6° 2.9 mm
2019 34.8° 25.9° 2 mm
2018 31.5° 25.8° 9.3 mm
2017 31.7° 25.4° 7.1 mm
2016 33° 26.6° 19.6 mm
2015 32.5° 25.6° 5 mm
2014 30.9° 25.6° 17.6 mm
2013 32.5° 25.5° 16.1 mm
2012 33° 25.5° 10.4 mm
2011 30.8° 25.6° 24.5 mm
2010 31.9° 26.4° 10.5 mm
2009 33.7° 26.6° 8.1 mm
2008 32.5° 26.3° 7.6 mm
2007 31.2° 25.6° 23.7 mm
2006 30.8° 26.8° 4.3 mm
2005 31.8° 25.9° 9.3 mm
2004 31° 26° 11.1 mm
2003 32.1° 26° 8.2 mm
2002 32° 27.1° 9.5 mm
2001 32.2° 26.6° 8.1 mm
2000 30.7° 24.6° 5.2 mm
1999 32.7° 26.6° 9.8 mm
1998 32.1° 27.5° 9.1 mm
1997 32.1° 26° 2.9 mm
1996 30.4° 24.9° 39 mm
Source: ERA5 reanalysis (Copernicus C3S)

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