Countries including France, Germany and Poland all had their hottest Septembers on record
Austria, Belgium, France, Germany, Poland and Switzerland have all experienced their hottest Septembers on record, with unseasonably high temperatures set to continue into October, in a year likely to be the warmest in human history.
As 31C (88F) was forecast in south-west France on Sunday and 28C in Paris, the French weather authority, Météo-France, said September’s average temperature was 21.5C, between 3.5C and 3.6C above the norm for the 1991-2020 reference period.
