In May, San Juan del Rio typically sees daytime highs of 27.4°C and overnight lows around 10.5°C. Compared to the annual average high of 23.7°C, May runs +3.7°C.
May in San Juan del Rio averages a daytime high of 27.4°C and an overnight low of 10.5°C.
May runs +3.7°C compared to San Juan del Rio's annual average high of 23.7°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 27.4°C and cooler evenings around 10.5°C.