In July, Chattanooga typically sees daytime highs of 30.0°C and overnight lows around 18.9°C. Compared to the annual average high of 20.2°C, July runs +9.9°C.
July in Chattanooga averages a daytime high of 30.0°C and an overnight low of 18.9°C.
July runs +9.9°C compared to Chattanooga's annual average high of 20.2°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 30.0°C and cooler evenings around 18.9°C.