In April, Tsukuba typically sees daytime highs of 17.6°C and overnight lows around 8.1°C. Compared to the annual average high of 18.9°C, April runs -1.2°C.
April in Tsukuba averages a daytime high of 17.6°C and an overnight low of 8.1°C.
April runs -1.2°C compared to Tsukuba's annual average high of 18.9°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 17.6°C and cooler evenings around 8.1°C.