The Worst Heat Waves In History

          Considered one of the deadliest heat waves in American history, some 9,500 people perished during this summer heat wave. 

          From June to September 1980, a blanket heat wave covered much of the continental United States, with sustained highs of 42 C.  

          With temperatures exceeding 40 C, the Russian summer of 2010 was the hottest in more than 100 years, and some 56,000 deaths were recorded. 

          With temperatures exceeding 40 C, the Russian summer of 2010 was the hottest in more than 100 years, and some 56,000 deaths were recorded. 

          The summer of 1987 scorched much of Greece and its islands, with temperatures reaching up to 45 C for nearly two months.