In August, Yakima typically sees daytime highs of 28.9°C and overnight lows around 11.7°C. Compared to the annual average high of 16.2°C, August runs +12.7°C.
August in Yakima averages a daytime high of 28.9°C and an overnight low of 11.7°C.
August runs +12.7°C compared to Yakima's annual average high of 16.2°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 28.9°C and cooler evenings around 11.7°C.