In May, Rio do Sul typically sees daytime highs of 21.9°C and overnight lows around 11.9°C. Compared to the annual average high of 24.4°C, May runs -2.4°C.
May in Rio do Sul averages a daytime high of 21.9°C and an overnight low of 11.9°C.
May runs -2.4°C compared to Rio do Sul's annual average high of 24.4°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 21.9°C and cooler evenings around 11.9°C.