In May, Shanhaiguan typically sees daytime highs of 23.3°C and overnight lows around 10.1°C. Compared to the annual average high of 14.7°C, May runs +8.7°C.
May in Shanhaiguan averages a daytime high of 23.3°C and an overnight low of 10.1°C.
May runs +8.7°C compared to Shanhaiguan's annual average high of 14.7°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 23.3°C and cooler evenings around 10.1°C.