September 1 in Thornton, through the years

Typical high: 15.5°. Hottest: 18.6° (1999). Coldest night: 9.6° (2010).

YEARHIGHLOWRAIN
2025 16.8° 13.7° 0 mm
2024 14.4° 12.8° 7 mm
2023 15.2° 12.9° 0 mm
2022 15.8° 12.6° 0 mm
2021 14.2° 12.9° 1.4 mm
2020 15.4° 10.2° 0 mm
2019 14.6° 11.2° 0.4 mm
2018 16.7° 12.7° 4.8 mm
2017 13° 11.2° 0 mm
2016 15.9° 12.4° 4.2 mm
2015 13.5° 11.4° 1.2 mm
2014 15.2° 13.1° 6.2 mm
2013 14.7° 12.3° 0 mm
2012 15.8° 13.5° 0 mm
2011 14.9° 11.2° 0 mm
2010 14.9° 9.6° 0 mm
2009 15.6° 12.1° 1.7 mm
2008 16° 12.5° 0.3 mm
2007 17.1° 11.8° 0 mm
2006 17.3° 14.1° 2.5 mm
2005 16.6° 12.9° 0 mm
2004 15.4° 10.1° 0 mm
2003 14° 11.2° 0 mm
2002 15.6° 10.1° 0 mm
2001 15.8° 12.1° 0 mm
2000 14.8° 11.6° 1.9 mm
1999 18.6° 14.6° 0 mm
1998 14.7° 13.2° 22.8 mm
1997 16.6° 13.2° 4.5 mm
1996 15.5° 10.7° 7.5 mm
Source: ERA5 reanalysis (Copernicus C3S)

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