In September, Halwan typically sees daytime highs of 32.6°C and overnight lows around 20.2°C. Compared to the annual average high of 28.0°C, September runs +4.6°C.
September in Halwan averages a daytime high of 32.6°C and an overnight low of 20.2°C.
September runs +4.6°C compared to Halwan's annual average high of 28.0°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 32.6°C and cooler evenings around 20.2°C.