In September, Kofu typically sees daytime highs of 25.7°C and overnight lows around 16.4°C. Compared to the annual average high of 18.3°C, September runs +7.4°C.
September in Kofu averages a daytime high of 25.7°C and an overnight low of 16.4°C.
September runs +7.4°C compared to Kofu's annual average high of 18.3°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 25.7°C and cooler evenings around 16.4°C.