September 5 in Santa Ana, through the years

Typical high: 19.7°. Hottest: 30.5° (2004). Coldest night: -0.1° (2006).

YEARHIGHLOWRAIN
2025 11.3° 6.5° 0.5 mm
2024 20.3° 8.1° 0 mm
2023 15° 8.1° 1.7 mm
2022 20.4° 2.5° 0 mm
2021 18.3° 13.5° 3.1 mm
2020 23.9° 6.8° 0 mm
2019 13.1° 6.4° 0 mm
2018 23.8° 7.1° 0 mm
2017 17.5° 7.2° 0 mm
2016 8.7° 2.1° 0.6 mm
2015 15.8° 11.7° 0 mm
2014 26.1° 11.6° 1 mm
2013 25.1° 5.8° 0 mm
2012 21° 12.1° 4.2 mm
2011 16.6° 5.6° 0 mm
2010 18.8° 3.6° 0 mm
2009 19.9° 0.2 mm
2008 7.8° 1.7° 4 mm
2007 25.9° 10.9° 0 mm
2006 14.2° -0.1° 0 mm
2005 17° 3.7° 0 mm
2004 30.5° 10.4° 0 mm
2003 29.4° 9.5° 0 mm
2002 27.1° 6.5° 0 mm
2001 15.5° 3.1 mm
2000 20° 4.7° 0.2 mm
1999 26.1° 9.8° 0.2 mm
1998 15.2° 7.9° 4.3 mm
1997 27° 13° 1 mm
1996 18.4° 3.9° 3.5 mm
Source: ERA5 reanalysis (Copernicus C3S)

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