In May, Bologna typically sees daytime highs of 21.0°C and overnight lows around 10.4°C. Compared to the annual average high of 17.0°C, May runs +4.1°C.
May in Bologna averages a daytime high of 21.0°C and an overnight low of 10.4°C.
May runs +4.1°C compared to Bologna's annual average high of 17.0°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 21.0°C and cooler evenings around 10.4°C.