In October, Rio Branco typically sees daytime highs of 32.6°C and overnight lows around 21.5°C. Compared to the annual average high of 31.2°C, October runs +1.4°C.
October in Rio Branco averages a daytime high of 32.6°C and an overnight low of 21.5°C.
October runs +1.4°C compared to Rio Branco's annual average high of 31.2°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 32.6°C and cooler evenings around 21.5°C.