In September, Wa typically sees daytime highs of 30.1°C and overnight lows around 21.8°C. Compared to the annual average high of 33.3°C, September runs -3.2°C.
September in Wa averages a daytime high of 30.1°C and an overnight low of 21.8°C.
September runs -3.2°C compared to Wa's annual average high of 33.3°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 30.1°C and cooler evenings around 21.8°C.