Brazil in September: where is it warmest?
In September, Belém is the warmest place with 32 °C by day, Balneário Camboriú the coolest with 21 °C. 16 of 19 destinations have good holiday weather.
All destinations in September, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Belém | 61 | 32° | 29° | 8 h | 7 |
| Goiânia | 61 | 32° | – | 7 h | 4 |
| Manaus | 35 | 32° | – | 7 h | 16 |
| Fortaleza | 79 | 30° | 27° | 10 h | 1 |
| Brasília | 77 | 30° | – | 8 h | 5 |
| Natal, Brazil | 88 | 28° | 27° | 9 h | 13 |
| Rio de Janeiro | 73 | 28° | 21° | 6 h | 9 |
| João Pessoa | 71 | 28° | 27° | 8 h | 14 |
| Recife | 64 | 28° | 26° | 7 h | 16 |
| Belo Horizonte | 92 | 27° | – | 7 h | 5 |
| Ipanema District | 73 | 27° | 21° | 6 h | 9 |
| Foz do Iguaçu | 72 | 27° | – | 4 h | 10 |
| Salvador | 69 | 26° | 26° | 7 h | 15 |
| São Paulo | 79 | 24° | – | 6 h | 9 |
| Blumenau | 66 | 22° | – | 4 h | 13 |
| Porto Alegre | 71 | 21° | 17° | 5 h | 11 |
| Curitiba | 70 | 21° | – | 5 h | 11 |
| Florianópolis | 30 | 21° | 19° | 4 h | 13 |
| Balneário Camboriú | 30 | 21° | 19° | 4 h | 13 |
Brazil in September: quick answers
Brazil in September: where is it warmest?
The warmest places in September are Belém (32 °C), Goiânia (32 °C) and Manaus (32 °C).
Brazil in September: where is the sea warmest?
The sea is warmest at Belém (29 °C), Fortaleza (27 °C) and Natal, Brazil (27 °C).
Brazil in September: where is the weather best?
The best holiday weather in September – warm, sunny and dry – is in Belo Horizonte, Natal, Brazil and Fortaleza.
Brazil month by month
Brazil: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences