In May, Nagahama typically sees daytime highs of 21.5°C and overnight lows around 10.7°C. Compared to the annual average high of 17.8°C, May runs +3.7°C.
May in Nagahama averages a daytime high of 21.5°C and an overnight low of 10.7°C.
May runs +3.7°C compared to Nagahama's annual average high of 17.8°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 21.5°C and cooler evenings around 10.7°C.