In May, Sao Jose typically sees daytime highs of 23.0°C and overnight lows around 11.5°C. Compared to the annual average high of 25.0°C, May runs -2.0°C.
May in Sao Jose averages a daytime high of 23.0°C and an overnight low of 11.5°C.
May runs -2.0°C compared to Sao Jose's annual average high of 25.0°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 23.0°C and cooler evenings around 11.5°C.