In September, Kunshan typically sees daytime highs of 27.3°C and overnight lows around 20.0°C. Compared to the annual average high of 19.8°C, September runs +7.5°C.
September in Kunshan averages a daytime high of 27.3°C and an overnight low of 20.0°C.
September runs +7.5°C compared to Kunshan's annual average high of 19.8°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 27.3°C and cooler evenings around 20.0°C.