In May, San Jose typically sees daytime highs of 32.5°C and overnight lows around 24.6°C. Compared to the annual average high of 31.0°C, May runs +1.5°C.
May in San Jose averages a daytime high of 32.5°C and an overnight low of 24.6°C.
May runs +1.5°C compared to San Jose's annual average high of 31.0°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 32.5°C and cooler evenings around 24.6°C.