In September, Waitakere typically sees daytime highs of 15.1°C and overnight lows around 9.6°C. Compared to the annual average high of 17.8°C, September runs -2.6°C.
September in Waitakere averages a daytime high of 15.1°C and an overnight low of 9.6°C.
September runs -2.6°C compared to Waitakere's annual average high of 17.8°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 15.1°C and cooler evenings around 9.6°C.