In May, San Sebastian de los Reyes typically sees daytime highs of 21.7°C and overnight lows around 8.6°C. Compared to the annual average high of 18.9°C, May runs +2.7°C.
May in San Sebastian de los Reyes averages a daytime high of 21.7°C and an overnight low of 8.6°C.
May runs +2.7°C compared to San Sebastian de los Reyes's annual average high of 18.9°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 21.7°C and cooler evenings around 8.6°C.