In September, Rotorua typically sees daytime highs of 13.3°C and overnight lows around 4.2°C. Compared to the annual average high of 15.9°C, September runs -2.7°C.
September in Rotorua averages a daytime high of 13.3°C and an overnight low of 4.2°C.
September runs -2.7°C compared to Rotorua's annual average high of 15.9°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 13.3°C and cooler evenings around 4.2°C.