In September, Atibaia typically sees daytime highs of 25.0°C and overnight lows around 13.5°C. Compared to the annual average high of 25.2°C, September runs -0.2°C.
September in Atibaia averages a daytime high of 25.0°C and an overnight low of 13.5°C.
September runs -0.2°C compared to Atibaia's annual average high of 25.2°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 25.0°C and cooler evenings around 13.5°C.