In May, Saint-Jerome typically sees daytime highs of 17.3°C and overnight lows around 4.5°C. Compared to the annual average high of 9.2°C, May runs +8.1°C.
May in Saint-Jerome averages a daytime high of 17.3°C and an overnight low of 4.5°C.
May runs +8.1°C compared to Saint-Jerome's annual average high of 9.2°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 17.3°C and cooler evenings around 4.5°C.