November 2023 Brazil heat wave

A heat wave in Brazil started in central and western regions on November 7, when temperatures reached 42 °C in Mato Grosso do Sul. Over the next few days, it grew in size and intensity, affecting all regions of Brazil, especially the central and central regions: West, Northeast and Southeast.

Mato Grosso do Sul and Minas Gerais have recorded the highest temperatures during the heat wave. The temperatures in both states have exceeded 43 °C for many consecutive days, mainly between November 12 and 19, 2023. The highest temperature observed in the city of Araçuaí in the Vale do Jequitinhonha of Minas Gerais on the 19th was 44.8 °C, which was the highest temperature in Brazil recorded by INMET.

Brazil experienced three other severe heat waves in August, September, and October, but in November the heat wave was more comprehensive and intense and was determined by MetSul Meteorologia to be the worst in Brazilian history.

Impact
On November 17, 2023, around a thousand people fainted during a show of American singer Taylor Swift's The Eras Tour, held at the Nilton Santos Olympic Stadium, in Rio de Janeiro. Student Ana Clara Benevides Machado suffered a cardiorespiratory arrest and died during the concert.