In May, Tsushima typically sees daytime highs of 22.5°C and overnight lows around 13.5°C. Compared to the annual average high of 19.1°C, May runs +3.4°C.
May in Tsushima averages a daytime high of 22.5°C and an overnight low of 13.5°C.
May runs +3.4°C compared to Tsushima's annual average high of 19.1°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 22.5°C and cooler evenings around 13.5°C.