In May, Wellington typically sees daytime highs of 19.3°C and overnight lows around 7.4°C. Compared to the annual average high of 22.6°C, May runs -3.3°C.
May in Wellington averages a daytime high of 19.3°C and an overnight low of 7.4°C.
May runs -3.3°C compared to Wellington's annual average high of 22.6°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 19.3°C and cooler evenings around 7.4°C.