What is a heat dome? Why Europe is sweltering under record-breaking May temperatures<br /><br />“What we used to call a July phenomenon is now arriving in mid-May", according to one weather forecaster.<br /><br />READ MORE : http://www.euronews.com/2026/05/25/what-is-a-heat-dome-why-europe-is-sweltering-under-record-breaking-may-temperatures<br /><br />Subscribe to our channel. Euronews is available on Dailymotion in 12 languages
