In September, Xiuyan typically sees daytime highs of 23.6°C and overnight lows around 10.9°C. Compared to the annual average high of 13.7°C, September runs +9.9°C.
September in Xiuyan averages a daytime high of 23.6°C and an overnight low of 10.9°C.
September runs +9.9°C compared to Xiuyan's annual average high of 13.7°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 23.6°C and cooler evenings around 10.9°C.