In May, Moncton typically sees daytime highs of 16.1°C and overnight lows around 3.9°C. Compared to the annual average high of 10.5°C, May runs +5.6°C.
May in Moncton averages a daytime high of 16.1°C and an overnight low of 3.9°C.
May runs +5.6°C compared to Moncton's annual average high of 10.5°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 16.1°C and cooler evenings around 3.9°C.