In May, Shiroi typically sees daytime highs of 22.3°C and overnight lows around 13.8°C. Compared to the annual average high of 19.3°C, May runs +3.0°C.
May in Shiroi averages a daytime high of 22.3°C and an overnight low of 13.8°C.
May runs +3.0°C compared to Shiroi's annual average high of 19.3°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 22.3°C and cooler evenings around 13.8°C.