In May, Kaiyuan typically sees daytime highs of 26.0°C and overnight lows around 17.0°C. Compared to the annual average high of 21.8°C, May runs +4.2°C.
May in Kaiyuan averages a daytime high of 26.0°C and an overnight low of 17.0°C.
May runs +4.2°C compared to Kaiyuan's annual average high of 21.8°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 26.0°C and cooler evenings around 17.0°C.