In May, Amherst typically sees daytime highs of 19.3°C and overnight lows around 7.8°C. Compared to the annual average high of 13.5°C, May runs +5.7°C.
May in Amherst averages a daytime high of 19.3°C and an overnight low of 7.8°C.
May runs +5.7°C compared to Amherst's annual average high of 13.5°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 19.3°C and cooler evenings around 7.8°C.