In September, Xiannu typically sees daytime highs of 26.6°C and overnight lows around 18.8°C. Compared to the annual average high of 19.3°C, September runs +7.3°C.
September in Xiannu averages a daytime high of 26.6°C and an overnight low of 18.8°C.
September runs +7.3°C compared to Xiannu's annual average high of 19.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 26.6°C and cooler evenings around 18.8°C.