In May, Passaic typically sees daytime highs of 21.9°C and overnight lows around 9.6°C. Compared to the annual average high of 16.4°C, May runs +5.4°C.
May in Passaic averages a daytime high of 21.9°C and an overnight low of 9.6°C.
May runs +5.4°C compared to Passaic's annual average high of 16.4°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 21.9°C and cooler evenings around 9.6°C.