SOUTHEND, ENGLAND - MAY 31: Crowds gather to enjoy the warm sunny weather on Jubilee beach on May 31, 2021 in Southend, England. Today's bank holiday Monday brings highs of 77F (25C) and could be the hottest day of 2021 so far and the start of a 13-day heatwave. The continued spread of the Indian variant of coronavirus has cast doubt on the restrictions being lifted on June 21. (Photo by John Keeble/Getty Images)