Abnormal heatwaves hit South America: Argentina +44°C+, Brazil +39,9°C, Peru +39,8°C, Chile +37,3°C, Uruguay +36,6°C in the middle of spring!

An abnormal heatwave, which in the last week hit countries in South America was carefully watched here /https://twitter.com/extremetemps/.

Many absolute and seasonal records for late October days were in Argentina, Chile, Uruguay, Brazil, and Peru measured.

Heatwave should be considered as abnormal, thanks to its duration, large hit region, and its extreme peaks, including metropolitan regions.

Detailed information from regions you will find below, now we should see at maximum national records measured during the heatwave:

  • in Argentina, more than +44°C was regionally measured in northern Argentina
  • +39,9°C was measured in Caico, Brazil
  • +39,8°C from Puerto Ocopa is the new national October record for Peru
  • +37,3°C was measured in San Felipe, Chile
  • +36,6°C was recorded in Florida, Uruguay

Extreme temperatures hit metropolitan regions of Buenos Aires and Santiago, too – monthly October records were overcome in both cities, with +36,3°C in Buenos Aires and +33,4°C in Santiago.

Extreme heatwave before a moderate, subtropical, tropical, and subequatorial climate zones hit southernmost parts of Patagonia, too, with summer +27,2°C in Rio Gallegos, shortly after a blizzard /https://mkweather.com/fireland-argentina-after-a-blizzard-summer-272c-in-rio-gallegos//.

Meanwhile, parts of Brazil, e.g. Santa Catarina, Uberlandia, or parts of Colombia experienced severe floods in the last period /will be updated/.

Spring 2021 and Summer 2021/2022 forecast for South America you should find here: https://mkweather.com/summer-2021-2022-forecast-for-south-america-stormy-north-hot-and-dry-south-cold-and-dry-pacific-coast/; https://mkweather.com/spring-2021-forecast-for-south-america-floods-and-drought-in-many-regions/.

Illustration photo: https://tastingbook.com/p/kaiken
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Author: marekkucera
Writer about weather since 2007. The goal of this project is to inform a wide audience about extremes of weather, atmospheric circulation, and climate change around the world. If you like our work, you can support us on Patreon or donate.