In May, Jacksonville typically sees daytime highs of 26.9°C and overnight lows around 14.4°C. Compared to the annual average high of 22.6°C, May runs +4.3°C.
May in Jacksonville averages a daytime high of 26.9°C and an overnight low of 14.4°C.
May runs +4.3°C compared to Jacksonville's annual average high of 22.6°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 26.9°C and cooler evenings around 14.4°C.