In May, Jiayuguan typically sees daytime highs of 23.9°C and overnight lows around 8.7°C. Compared to the annual average high of 15.3°C, May runs +8.6°C.
May in Jiayuguan averages a daytime high of 23.9°C and an overnight low of 8.7°C.
May runs +8.6°C compared to Jiayuguan's annual average high of 15.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 23.9°C and cooler evenings around 8.7°C.