In May, Shiyan typically sees daytime highs of 25.4°C and overnight lows around 15.3°C. Compared to the annual average high of 19.9°C, May runs +5.4°C.
May in Shiyan averages a daytime high of 25.4°C and an overnight low of 15.3°C.
May runs +5.4°C compared to Shiyan's annual average high of 19.9°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 25.4°C and cooler evenings around 15.3°C.