In September, Biu typically sees daytime highs of 29.7°C and overnight lows around 20.9°C. Compared to the annual average high of 33.0°C, September runs -3.4°C.
September in Biu averages a daytime high of 29.7°C and an overnight low of 20.9°C.
September runs -3.4°C compared to Biu's annual average high of 33.0°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 29.7°C and cooler evenings around 20.9°C.