In September, Honjo typically sees daytime highs of 25.1°C and overnight lows around 17.7°C. Compared to the annual average high of 18.5°C, September runs +6.6°C.
September in Honjo averages a daytime high of 25.1°C and an overnight low of 17.7°C.
September runs +6.6°C compared to Honjo's annual average high of 18.5°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 25.1°C and cooler evenings around 17.7°C.