In September, Jian'ou typically sees daytime highs of 30.3°C and overnight lows around 20.5°C. Compared to the annual average high of 23.3°C, September runs +6.9°C.
September in Jian'ou averages a daytime high of 30.3°C and an overnight low of 20.5°C.
September runs +6.9°C compared to Jian'ou's annual average high of 23.3°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 30.3°C and cooler evenings around 20.5°C.