September 6 in San Juan, through the years

Typical high: 33.9°. Hottest: 38.4° (2025). Coldest night: 21.6° (2013).

YEARHIGHLOWRAIN
2025 38.4° 23.2° 0.2 mm
2024 28.7° 23.3° 106.5 mm
2023 35.6° 24.3° 4.4 mm
2022 33.7° 21.9° 0.9 mm
2021 34.1° 23.7° 2.6 mm
2020 32.4° 23.1° 10.5 mm
2019 37.3° 23.2° 0.5 mm
2018 34.6° 21.8° 0.6 mm
2017 36° 23.9° 1.3 mm
2016 34.6° 24.1° 0 mm
2015 34.8° 24.4° 4.7 mm
2014 29.2° 22.9° 12.7 mm
2013 33.6° 21.6° 1.8 mm
2012 35.1° 25° 2 mm
2011 31.9° 23.1° 16.8 mm
2010 35.5° 24.3° 0.9 mm
2009 35.9° 25.1° 1.8 mm
2008 35.3° 24.4° 0.6 mm
2007 33° 21.7° 2.8 mm
2006 31.2° 22.7° 2.6 mm
2005 30° 22.4° 7.2 mm
2004 37.8° 22.1° 2 mm
2003 37.7° 22° 0 mm
2002 34.6° 23.2° 1.1 mm
2001 31.8° 23.6° 2 mm
2000 31° 22.2° 21.4 mm
1999 34.2° 23.7° 0.8 mm
1998 31.2° 22.4° 8.2 mm
1997 33.5° 22.3° 1.8 mm
1996 34.6° 22.9° 1.1 mm
Source: ERA5 reanalysis (Copernicus C3S)

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