In May, Sao Tome typically sees daytime highs of 29.4°C and overnight lows around 22.6°C. Compared to the annual average high of 28.7°C, May runs +0.7°C.
May in Sao Tome averages a daytime high of 29.4°C and an overnight low of 22.6°C.
May runs +0.7°C compared to Sao Tome's annual average high of 28.7°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 29.4°C and cooler evenings around 22.6°C.