In May, Graz typically sees daytime highs of 18.2°C and overnight lows around 7.0°C. Compared to the annual average high of 13.0°C, May runs +5.2°C.
May in Graz averages a daytime high of 18.2°C and an overnight low of 7.0°C.
May runs +5.2°C compared to Graz's annual average high of 13.0°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 18.2°C and cooler evenings around 7.0°C.