In May, Formosa typically sees daytime highs of 26.9°C and overnight lows around 15.2°C. Compared to the annual average high of 27.7°C, May runs -0.8°C.
May in Formosa averages a daytime high of 26.9°C and an overnight low of 15.2°C.
May runs -0.8°C compared to Formosa's annual average high of 27.7°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 26.9°C and cooler evenings around 15.2°C.