September 4 in San José, through the years

Typical high: 33.4°. Hottest: 40.1° (2023). Coldest night: 22° (2019).

YEARHIGHLOWRAIN
2025 35.8° 22.4° 0 mm
2024 32.1° 24.3° 12.4 mm
2023 40.1° 25.3° 0.2 mm
2022 30.3° 23.3° 5.3 mm
2021 35.2° 23.8° 0.9 mm
2020 34.5° 23.7° 1.3 mm
2019 28.2° 22° 74.7 mm
2018 37.7° 24.6° 0.1 mm
2017 29.4° 23° 14.1 mm
2016 26.6° 22.6° 12 mm
2015 34.9° 23.7° 0.5 mm
2014 28.7° 22.5° 6.2 mm
2013 32° 22.8° 4.4 mm
2012 37.6° 23.1° 0 mm
2011 39.3° 26.7° 0 mm
2010 30.9° 23° 8.9 mm
2009 33.4° 23.8° 0.4 mm
2008 34.7° 25.8° 11.8 mm
Source: ERA5 reanalysis (Copernicus C3S)

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