In May, Santa Maria typically sees daytime highs of 21.0°C and overnight lows around 11.6°C. Compared to the annual average high of 24.1°C, May runs -3.1°C.
May in Santa Maria averages a daytime high of 21.0°C and an overnight low of 11.6°C.
May runs -3.1°C compared to Santa Maria's annual average high of 24.1°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 21.0°C and cooler evenings around 11.6°C.