In August, Beaverton typically sees daytime highs of 26.9°C and overnight lows around 11.6°C. Compared to the annual average high of 16.7°C, August runs +10.3°C.
August in Beaverton averages a daytime high of 26.9°C and an overnight low of 11.6°C.
August runs +10.3°C compared to Beaverton's annual average high of 16.7°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 26.9°C and cooler evenings around 11.6°C.