Late June was significantly hotter than normal across much of Europe. Copernicus Climate Change Service

Western Europe recorded more than 10,000 excess deaths during an unprecedented June heat wave, an analysis finds.

Last month was the hottest June on record in Western Europe, measuring 5.5 degrees F warmer than the recent average, according to the E.U. Copernicus Climate Change Service. The June data “underscored how profoundly the climate is changing,” said Samantha Burgess, deputy director of Copernicus.

During the late June hot spell, temperatures in parts of Europe were 16 degrees F warmer than usual, according to Copernicus. Britain saw heat surpassing 98 degrees F, while France recorded temperatures up to 109 degrees F.

With the stifling heat came a spike in deaths. Western European countries saw 10,000 more deaths than would usually be expected in late June, according to EuroMOMO, a network backed by the European Centre for Disease Prevention and Control.…