In May, Ostend typically sees daytime highs of 15.6°C and overnight lows around 8.0°C. Compared to the annual average high of 13.1°C, May runs +2.5°C.
May in Ostend averages a daytime high of 15.6°C and an overnight low of 8.0°C.
May runs +2.5°C compared to Ostend's annual average high of 13.1°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 15.6°C and cooler evenings around 8.0°C.