In August, Pleasanton typically sees daytime highs of 28.2°C and overnight lows around 14.3°C. Compared to the annual average high of 20.7°C, August runs +7.5°C.
August in Pleasanton averages a daytime high of 28.2°C and an overnight low of 14.3°C.
August runs +7.5°C compared to Pleasanton's annual average high of 20.7°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 28.2°C and cooler evenings around 14.3°C.