In August, Koga typically sees daytime highs of 30.9°C and overnight lows around 23.1°C. Compared to the annual average high of 19.5°C, August runs +11.4°C.
August in Koga averages a daytime high of 30.9°C and an overnight low of 23.1°C.
August runs +11.4°C compared to Koga's annual average high of 19.5°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 30.9°C and cooler evenings around 23.1°C.