UK August maxima since 2003.

2020: 36.4C
2019: 33.4C
2018: 33.2C
2017: 28.2C
2016: 34.1C
2015: 30.9C
2014: 27.2C
2013: 34.1C
2012: 32.4C
2011: 30.3C
2010: 26.7C
2009: 30.3C
2008: 27.5C
2007: 30.1C
2006: 28.9C
2005: 32.1C
2004: 31.5C
2003: 38.5C

2021 (so far)... 26.4C

— Snowbie ❄️❄️❄️ (@SnowbieWx) August 19, 2021