In August, Yonezawa typically sees daytime highs of 28.4°C and overnight lows around 19.6°C. Compared to the annual average high of 15.4°C, August runs +13.1°C.
August in Yonezawa averages a daytime high of 28.4°C and an overnight low of 19.6°C.
August runs +13.1°C compared to Yonezawa's annual average high of 15.4°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 28.4°C and cooler evenings around 19.6°C.