September 8 in Guanacaste, through the years

Typical high: 31.3°. Hottest: 34.6° (2024). Coldest night: 20.5° (1996).

YEARHIGHLOWRAIN
2025 31.2° 22.3° 7.2 mm
2024 34.6° 24.1° 6.3 mm
2023 31.6° 22.7° 13.4 mm
2022 32.1° 23.3° 3.3 mm
2021 31.9° 24.1° 5.8 mm
2020 33.2° 22° 8.9 mm
2019 30.7° 22.6° 4.2 mm
2018 31° 21.5° 10.2 mm
2017 32.1° 22° 1.6 mm
2016 29° 22.4° 3.3 mm
2015 30.9° 23.1° 9.4 mm
2014 31° 21.8° 4.3 mm
2013 30° 22.9° 14 mm
2012 30.9° 22.6° 11.7 mm
2011 31.6° 22.8° 14.4 mm
2010 32.8° 24.1° 4.7 mm
2009 31.6° 23.4° 6.5 mm
2008 32.8° 22.8° 1.7 mm
2007 31° 22.3° 11.7 mm
2006 30.3° 22.3° 5.2 mm
2005 30.7° 23.3° 8.3 mm
2004 29.6° 22.1° 13.4 mm
2003 29.9° 23.3° 10.4 mm
2002 32° 22.7° 7.6 mm
2001 30.6° 21.6° 8.7 mm
2000 30.8° 21.5° 6.4 mm
1999 31.3° 21.5° 8 mm
1998 33° 23.2° 0.1 mm
1997 29.8° 20.6° 7.1 mm
1996 30.4° 20.5° 5.8 mm
Source: ERA5 reanalysis (Copernicus C3S)

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