In May, Tonghae typically sees daytime highs of 21.1°C and overnight lows around 11.7°C. Compared to the annual average high of 16.0°C, May runs +5.1°C.
May in Tonghae averages a daytime high of 21.1°C and an overnight low of 11.7°C.
May runs +5.1°C compared to Tonghae's annual average high of 16.0°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 21.1°C and cooler evenings around 11.7°C.