In September, Kawanishi typically sees daytime highs of 26.8°C and overnight lows around 19.0°C. Compared to the annual average high of 18.8°C, September runs +8.0°C.
September in Kawanishi averages a daytime high of 26.8°C and an overnight low of 19.0°C.
September runs +8.0°C compared to Kawanishi's annual average high of 18.8°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 26.8°C and cooler evenings around 19.0°C.