In April, Shiroi typically sees daytime highs of 17.9°C and overnight lows around 9.1°C. Compared to the annual average high of 19.3°C, April runs -1.4°C.
April in Shiroi averages a daytime high of 17.9°C and an overnight low of 9.1°C.
April runs -1.4°C compared to Shiroi's annual average high of 19.3°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 17.9°C and cooler evenings around 9.1°C.