In August, Haeju typically sees daytime highs of 28.4°C and overnight lows around 20.6°C. Compared to the annual average high of 15.2°C, August runs +13.3°C.
August in Haeju averages a daytime high of 28.4°C and an overnight low of 20.6°C.
August runs +13.3°C compared to Haeju's annual average high of 15.2°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 28.4°C and cooler evenings around 20.6°C.