In August, Hekinan typically sees daytime highs of 30.8°C and overnight lows around 23.9°C. Compared to the annual average high of 19.7°C, August runs +11.2°C.
August in Hekinan averages a daytime high of 30.8°C and an overnight low of 23.9°C.
August runs +11.2°C compared to Hekinan's annual average high of 19.7°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 30.8°C and cooler evenings around 23.9°C.