Maratona do Rio (Rio de Janeiro Marathon)
Race Day Weather
Warm conditions, adjust pacing early
Runners will face a starting temperature of 69°F, rising to 78°F by the finish, with average humidity at 67%. A light crosswind will prevail for the first 13 miles, shifting to a tailwind from mile 14 to 25, before transitioning to a headwind in the final stretch. Runners should consider starting conservatively to manage heat and humidity, particularly during the climbs at miles 10 and 13.
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Race Info
Maratona do Rio, established in 1979, is Brazil's top city marathon, starting at Praia da Reserva and finishing at Aterro do Flamengo. The course treats runners to iconic views of Copacabana, Ipanema, and Leblon beaches, with a rolling profile and moderate hills totaling about 280 meters of elevation gain. Its road surfaces take you past scenic landmarks like Sugarloaf Mountain and Christ the Redeemer.