In May, Iwata typically sees daytime highs of 22.5°C and overnight lows around 14.6°C. Compared to the annual average high of 20.0°C, May runs +2.5°C.
May in Iwata averages a daytime high of 22.5°C and an overnight low of 14.6°C.
May runs +2.5°C compared to Iwata's annual average high of 20.0°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 22.5°C and cooler evenings around 14.6°C.