September 11 in San Juan, through the years

Typical high: 34°. Hottest: 38.6° (2018). Coldest night: 13.8° (2009).

YEARHIGHLOWRAIN
2025 38.2° 26° 1.5 mm
2024 37.7° 25.2° 0 mm
2023 37.7° 26.1° 0 mm
2022 33° 19.9° 0 mm
2021 33.8° 17.5° 0 mm
2020 37.7° 24.6° 0 mm
2019 36.1° 25.1° 0.9 mm
2018 38.6° 22.1° 0 mm
2017 33.7° 24.5° 5.4 mm
2016 37° 19.9° 0 mm
2015 36.3° 22.1° 6.4 mm
2014 34.8° 24.4° 4.4 mm
2013 36.9° 21.5° 0 mm
2012 36.7° 23.3° 0 mm
2011 29.9° 22.7° 0.8 mm
2010 36.5° 20.7° 0 mm
2009 24.7° 13.8° 0 mm
2008 36.3° 24.4° 0.2 mm
2007 37.2° 25.2° 0.2 mm
2006 33.8° 19.9° 0 mm
2005 38° 20.4° 15.4 mm
2004 32.3° 18.2° 0 mm
2003 25.2° 14.7° 0 mm
2002 31.9° 22.4° 0.7 mm
2001 29.1° 21.9° 16.2 mm
2000 34.6° 25.6° 0 mm
1999 32.5° 18.7° 0 mm
1998 33° 21.3° 0 mm
1997 27° 22.1° 20.5 mm
1996 29.1° 16.5° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

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