In May, Porirua typically sees daytime highs of 14.3°C and overnight lows around 8.4°C. Compared to the annual average high of 15.6°C, May runs -1.2°C.
May in Porirua averages a daytime high of 14.3°C and an overnight low of 8.4°C.
May runs -1.2°C compared to Porirua's annual average high of 15.6°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 14.3°C and cooler evenings around 8.4°C.