In May, Orleans typically sees daytime highs of 18.8°C and overnight lows around 7.6°C. Compared to the annual average high of 15.3°C, May runs +3.5°C.
May in Orleans averages a daytime high of 18.8°C and an overnight low of 7.6°C.
May runs +3.5°C compared to Orleans's annual average high of 15.3°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 18.8°C and cooler evenings around 7.6°C.