Brazil in September
September is one of Brazil's best months (rank 3 of 12): its 34 destinations average 83/100, led by Ouro Preto at 93 — 25°C and 8 rainy days — while Manaus is warmer at 40°C and scores 64.
#3 of 12 months for Brazil · 34 destinations · updated September 2026 · climate normals from ERA5 reanalysis
🇧🇷 Brazil, month by month
83/100 in SeptemberWhere in Brazil in September
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means September is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.
What's on in Brazil in September
- Humpback whale season · Salvador and 1 more place · 1 Jul – 31 Oct (usually)
- Turtle nesting on the city beaches · Maceió · 1 Sep – 31 Mar (usually)
- Ipe trees in flower · Rio de Janeiro and 1 more place · 15 Aug – 30 Sep (usually)
- Southern right whales · Florianópolis · 1 Jul – 15 Nov (usually)
- Dolphins in the bay · Pipa · 1 Jan – 31 Dec
- Humpback whales off the coast · Trancoso · 1 Jul – 15 Nov (usually)
- Festa de Nossa Senhora da Luz · Morro de São Paulo · 30 Aug – 8 Sep (usually)
- Humpback whales off Arraial · Búzios · 15 Jun – 15 Oct (usually)