In May, Gastonia typically sees daytime highs of 26.4°C and overnight lows around 13.0°C. Compared to the annual average high of 21.5°C, May runs +4.9°C.
May in Gastonia averages a daytime high of 26.4°C and an overnight low of 13.0°C.
May runs +4.9°C compared to Gastonia's annual average high of 21.5°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 26.4°C and cooler evenings around 13.0°C.