In August, Heidenheim an der Brenz typically sees daytime highs of 21.4°C and overnight lows around 10.9°C. Compared to the annual average high of 11.8°C, August runs +9.6°C.
August in Heidenheim an der Brenz averages a daytime high of 21.4°C and an overnight low of 10.9°C.
August runs +9.6°C compared to Heidenheim an der Brenz's annual average high of 11.8°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 21.4°C and cooler evenings around 10.9°C.