In May, Hailun typically sees daytime highs of 19.7°C and overnight lows around 5.3°C. Compared to the annual average high of 7.8°C, May runs +11.9°C.
May in Hailun averages a daytime high of 19.7°C and an overnight low of 5.3°C.
May runs +11.9°C compared to Hailun's annual average high of 7.8°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 19.7°C and cooler evenings around 5.3°C.