In July, Mesa typically sees daytime highs of 41.0°C and overnight lows around 25.7°C. Compared to the annual average high of 29.8°C, July runs +11.1°C.
July in Mesa averages a daytime high of 41.0°C and an overnight low of 25.7°C.
July runs +11.1°C compared to Mesa's annual average high of 29.8°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 41.0°C and cooler evenings around 25.7°C.