In May, Las Piedras typically sees daytime highs of 19.1°C and overnight lows around 8.0°C. Compared to the annual average high of 22.1°C, May runs -3.1°C.
May in Las Piedras averages a daytime high of 19.1°C and an overnight low of 8.0°C.
May runs -3.1°C compared to Las Piedras's annual average high of 22.1°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 19.1°C and cooler evenings around 8.0°C.