In May, Osasco typically sees daytime highs of 23.3°C and overnight lows around 13.1°C. Compared to the annual average high of 25.1°C, May runs -1.8°C.
May in Osasco averages a daytime high of 23.3°C and an overnight low of 13.1°C.
May runs -1.8°C compared to Osasco's annual average high of 25.1°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 23.3°C and cooler evenings around 13.1°C.