In August, Cheongju-si typically sees daytime highs of 30.1°C and overnight lows around 20.8°C. Compared to the annual average high of 17.3°C, August runs +12.8°C.
August in Cheongju-si averages a daytime high of 30.1°C and an overnight low of 20.8°C.
August runs +12.8°C compared to Cheongju-si's annual average high of 17.3°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 30.1°C and cooler evenings around 20.8°C.