In May, Salem typically sees daytime highs of 36.5°C and overnight lows around 24.1°C. Compared to the annual average high of 33.1°C, May runs +3.5°C.
May in Salem averages a daytime high of 36.5°C and an overnight low of 24.1°C.
May runs +3.5°C compared to Salem's annual average high of 33.1°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 36.5°C and cooler evenings around 24.1°C.