In July, Rio das Ostras typically sees daytime highs of 24.3°C and overnight lows around 16.9°C. Compared to the annual average high of 26.8°C, July runs -2.5°C.
July in Rio das Ostras averages a daytime high of 24.3°C and an overnight low of 16.9°C.
July runs -2.5°C compared to Rio das Ostras's annual average high of 26.8°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 24.3°C and cooler evenings around 16.9°C.