In May, Saint-Marc typically sees daytime highs of 30.4°C and overnight lows around 24.1°C. Compared to the annual average high of 30.3°C, May runs +0.1°C.
May in Saint-Marc averages a daytime high of 30.4°C and an overnight low of 24.1°C.
May runs +0.1°C compared to Saint-Marc's annual average high of 30.3°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 30.4°C and cooler evenings around 24.1°C.