In July, Modesto typically sees daytime highs of 34.8°C and overnight lows around 15.7°C. Compared to the annual average high of 23.6°C, July runs +11.2°C.
July in Modesto averages a daytime high of 34.8°C and an overnight low of 15.7°C.
July runs +11.2°C compared to Modesto's annual average high of 23.6°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 34.8°C and cooler evenings around 15.7°C.