In May, Southport typically sees daytime highs of 14.0°C and overnight lows around 8.0°C. Compared to the annual average high of 12.3°C, May runs +1.7°C.
May in Southport averages a daytime high of 14.0°C and an overnight low of 8.0°C.
May runs +1.7°C compared to Southport's annual average high of 12.3°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 14.0°C and cooler evenings around 8.0°C.