In May, Parsippany typically sees daytime highs of 21.7°C and overnight lows around 8.5°C. Compared to the annual average high of 16.1°C, May runs +5.6°C.
May in Parsippany averages a daytime high of 21.7°C and an overnight low of 8.5°C.
May runs +5.6°C compared to Parsippany's annual average high of 16.1°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 21.7°C and cooler evenings around 8.5°C.