In August, Grenoble typically sees daytime highs of 22.4°C and overnight lows around 11.7°C. Compared to the annual average high of 13.0°C, August runs +9.4°C.
August in Grenoble averages a daytime high of 22.4°C and an overnight low of 11.7°C.
August runs +9.4°C compared to Grenoble's annual average high of 13.0°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 22.4°C and cooler evenings around 11.7°C.