In May, Gunsan typically sees daytime highs of 20.9°C and overnight lows around 11.7°C. Compared to the annual average high of 16.8°C, May runs +4.1°C.
May in Gunsan averages a daytime high of 20.9°C and an overnight low of 11.7°C.
May runs +4.1°C compared to Gunsan's annual average high of 16.8°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 20.9°C and cooler evenings around 11.7°C.