August 18 in Portsmut, through the years

Typical high: 23.8°. Hottest: 28.3° (2024). Coldest night: 1.8° (2002).

YEARHIGHLOWRAIN
2025 25.3° 6.2° 0 mm
2024 28.3° 7.3° 0 mm
2023 26.3° 12.6° 0 mm
2022 22.1° 8.1° 0 mm
2021 23.9° 7.3° 0 mm
2020 17.1° 3.7° 0 mm
2019 25.2° 10.1° 0 mm
2018 26.1° 3.7° 0 mm
2017 21.6° 2.8° 0 mm
2016 25.7° 11.9° 0 mm
2015 26.5° 10.5° 0 mm
2014 24.8° 11.1° 0 mm
2013 25.7° 4.6° 0 mm
2012 27.1° 12° 0 mm
2011 23.2° 9.5° 0 mm
2010 25.3° 8.8° 0 mm
2009 21.2° 0 mm
2008 25.8° 11° 0 mm
2007 25.5° 7.2° 0 mm
2006 24.5° 5.1° 0 mm
2005 23.5° 0 mm
2004 25.5° 0 mm
2003 20.8° 0 mm
2002 20.1° 1.8° 0 mm
2001 21.3° 1.8° 0 mm
2000 21.7° 6.3° 0 mm
1999 23.3° 9.4° 0 mm
1998 22° 11.8° 0.3 mm
1997 24.6° 11.4° 0 mm
1996 21.2° 7.2° 0 mm
Source: ERA5 reanalysis (Copernicus C3S)

Full Portsmut forecast → · Will it rain today?