In May, Tumaco typically sees daytime highs of 29.4°C and overnight lows around 23.5°C. Compared to the annual average high of 28.9°C, May runs +0.4°C.
May in Tumaco averages a daytime high of 29.4°C and an overnight low of 23.5°C.
May runs +0.4°C compared to Tumaco's annual average high of 28.9°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 29.4°C and cooler evenings around 23.5°C.