In August, Casa Grande typically sees daytime highs of 39.3°C and overnight lows around 23.2°C. Compared to the annual average high of 30.0°C, August runs +9.3°C.
August in Casa Grande averages a daytime high of 39.3°C and an overnight low of 23.2°C.
August runs +9.3°C compared to Casa Grande's annual average high of 30.0°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 39.3°C and cooler evenings around 23.2°C.