South Brazil -10°C frost
Minus 10 °C!! Not so cold at this time of year since 1991 / August SC didn’t register a minimum temperature of negative two digits since 8/2/91
It is the lowest temperature ever registered at this time of year in the SC high mountains.
From CLIMATERRA (Ronaldo Coutinho e Piter Scheuer)
PREVISÃO E MONITORAMENTO CLIMATICO. (Climate Forecast and Monitoring)
Please let me know if I translated this (generally) correctly.
Thanks to Martin Siebert for this link