In July, Niteroi typically sees daytime highs of 25.1°C and overnight lows around 16.0°C. Compared to the annual average high of 27.8°C, July runs -2.8°C.
July in Niteroi averages a daytime high of 25.1°C and an overnight low of 16.0°C.
July runs -2.8°C compared to Niteroi's annual average high of 27.8°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 25.1°C and cooler evenings around 16.0°C.