In May, Nanaimo typically sees daytime highs of 17.1°C and overnight lows around 7.2°C. Compared to the annual average high of 13.8°C, May runs +3.4°C.
May in Nanaimo averages a daytime high of 17.1°C and an overnight low of 7.2°C.
May runs +3.4°C compared to Nanaimo's annual average high of 13.8°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 17.1°C and cooler evenings around 7.2°C.