In May, Portmore typically sees daytime highs of 30.9°C and overnight lows around 23.4°C. Compared to the annual average high of 30.9°C, May runs +0.0°C.
May in Portmore averages a daytime high of 30.9°C and an overnight low of 23.4°C.
May runs +0.0°C compared to Portmore's annual average high of 30.9°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 30.9°C and cooler evenings around 23.4°C.