Carnival Brazil 2025. Carnival 2025 in rio de janeiro will occur from february 28 to march 8th, with various events leading up to the main festivities. It begins forty days before the catholic holiday, lent.
When is carnival in rio? Held on sunday, march 2nd, and monday, march 3rd, 2025, these parades feature the elite samba schools of rio de janeiro competing for the title of carnival champion.