In May, Goiania typically sees daytime highs of 28.7°C and overnight lows around 15.8°C. Compared to the annual average high of 29.5°C, May runs -0.8°C.
May in Goiania averages a daytime high of 28.7°C and an overnight low of 15.8°C.
May runs -0.8°C compared to Goiania's annual average high of 29.5°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 28.7°C and cooler evenings around 15.8°C.