<P> The 2017 United Kingdom heat wave was an event that took place in the United Kingdom in June 2017 . Temperatures at Heathrow Airport reached a decades - high of 34.5 ° C ( 94.1 ° F ) , the hottest June temperature since 1976 , on 21 June . This marked five consecutive days of temperatures above 30 ° C ( 86 ° F ) , making it an official heatwave , and the first June heatwave since 1995 . </P>
<P> The 2017 United Kingdom heat wave was an event that took place in the United Kingdom in June 2017 . Temperatures at Heathrow Airport reached a decades - high of 34.5 ° C ( 94.1 ° F ) , the hottest June temperature since 1976 , on 21 June . This marked five consecutive days of temperatures above 30 ° C ( 86 ° F ) , making it an official heatwave , and the first June heatwave since 1995 . </P>
what was the hottest day in the uk 2017
what was the hottest day in the uk 2017
21 June
21 June