In May, Ulan Bator typically sees daytime highs of 15.1°C and overnight lows around -0.6°C. Compared to the annual average high of 4.1°C, May runs +11.0°C.
May in Ulan Bator averages a daytime high of 15.1°C and an overnight low of -0.6°C.
May runs +11.0°C compared to Ulan Bator's annual average high of 4.1°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 15.1°C and cooler evenings around -0.6°C.