In May, Wilmington typically sees daytime highs of 25.5°C and overnight lows around 16.1°C. Compared to the annual average high of 21.9°C, May runs +3.6°C.
May in Wilmington averages a daytime high of 25.5°C and an overnight low of 16.1°C.
May runs +3.6°C compared to Wilmington's annual average high of 21.9°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 25.5°C and cooler evenings around 16.1°C.