In July, Rock Hill typically sees daytime highs of 31.7°C and overnight lows around 19.6°C. Compared to the annual average high of 22.1°C, July runs +9.6°C.
July in Rock Hill averages a daytime high of 31.7°C and an overnight low of 19.6°C.
July runs +9.6°C compared to Rock Hill's annual average high of 22.1°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 31.7°C and cooler evenings around 19.6°C.