Overview
- São Paulo stays dry with a cooler dawn and a warmer afternoon, ranging from 15°C to 29°C with no rain expected.
- Rio de Janeiro begins stable then turns cloudier later with a chance of isolated showers, while Belo Horizonte and Vitória see increasing clouds and spotty rain from the afternoon.
- The South remains largely stable under sun and few clouds, with highs near the upper 20s°C in Curitiba, Florianópolis and Porto Alegre.
- Instability intensifies in the Center-West, with Brasília facing afternoon and evening showers and a hail risk, while Goiânia and Cuiabá get isolated storms and Campo Grande turns hot and humid up to 33°C.
- The North sees the broadest instability with frequent showers and isolated thunderstorms in Manaus, Boa Vista, Porto Velho and Rio Branco, as the Northeast mixes hot, dry pockets with afternoon showers, including 36°C heat in Teresina.