September 4 in La Mesa, through the years

Typical high: 25.2°. Hottest: 30° (2020). Coldest night: 10.1° (2007).

YEARHIGHLOWRAIN
2025 21.4° 14° 0.8 mm
2024 25.5° 12.6° 0.1 mm
2023 29.9° 14.7° 0 mm
2022 22.6° 13.8° 3 mm
2021 25.9° 12.9° 1.4 mm
2020 30° 13.1° 0 mm
2019 24.4° 11.8° 0 mm
2018 24.6° 11.6° 0 mm
2017 24° 11.5° 0 mm
2016 26.6° 13.3° 0 mm
2015 27.8° 13.2° 0 mm
2014 25.2° 12.9° 6.6 mm
2013 24° 10.4° 0 mm
2012 25.5° 15° 8.7 mm
2011 28.2° 13.7° 0 mm
2010 23.8° 12.1° 0 mm
2009 23.3° 13.4° 0 mm
2008 24.6° 12.4° 0.4 mm
2007 24.5° 10.1° 0 mm
2006 23.3° 13.4° 6.7 mm
2005 26.4° 13.1° 11.4 mm
2004 22.3° 13.2° 5.4 mm
2003 23.4° 13.6° 0.3 mm
2002 25.9° 12.1° 0.3 mm
2001 28.4° 11.3° 0 mm
2000 28.6° 11.8° 0.2 mm
1999 25.4° 11.8° 10.4 mm
1998 23.7° 13.9° 0.2 mm
1997 23.9° 11.5° 0 mm
1996 23.1° 12.5° 6.4 mm
Source: ERA5 reanalysis (Copernicus C3S)

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