In August, Tsukuba typically sees daytime highs of 30.1°C and overnight lows around 22.6°C. Compared to the annual average high of 18.9°C, August runs +11.2°C.
August in Tsukuba averages a daytime high of 30.1°C and an overnight low of 22.6°C.
August runs +11.2°C compared to Tsukuba's annual average high of 18.9°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 30.1°C and cooler evenings around 22.6°C.