In May, Cranston typically sees daytime highs of 20.6°C and overnight lows around 8.0°C. Compared to the annual average high of 15.5°C, May runs +5.1°C.
May in Cranston averages a daytime high of 20.6°C and an overnight low of 8.0°C.
May runs +5.1°C compared to Cranston's annual average high of 15.5°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 20.6°C and cooler evenings around 8.0°C.