In May, Kaiyuan typically sees daytime highs of 23.1°C and overnight lows around 8.8°C. Compared to the annual average high of 12.8°C, May runs +10.2°C.
May in Kaiyuan averages a daytime high of 23.1°C and an overnight low of 8.8°C.
May runs +10.2°C compared to Kaiyuan's annual average high of 12.8°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 23.1°C and cooler evenings around 8.8°C.