In September, Tongshan typically sees daytime highs of 26.4°C and overnight lows around 16.6°C. Compared to the annual average high of 19.2°C, September runs +7.2°C.
September in Tongshan averages a daytime high of 26.4°C and an overnight low of 16.6°C.
September runs +7.2°C compared to Tongshan's annual average high of 19.2°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 26.4°C and cooler evenings around 16.6°C.