In May, Haicheng typically sees daytime highs of 23.6°C and overnight lows around 11.3°C. Compared to the annual average high of 14.3°C, May runs +9.3°C.
May in Haicheng averages a daytime high of 23.6°C and an overnight low of 11.3°C.
May runs +9.3°C compared to Haicheng's annual average high of 14.3°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 23.6°C and cooler evenings around 11.3°C.