In August, Porterville typically sees daytime highs of 36.6°C and overnight lows around 17.4°C. Compared to the annual average high of 25.3°C, August runs +11.3°C.
August in Porterville averages a daytime high of 36.6°C and an overnight low of 17.4°C.
August runs +11.3°C compared to Porterville's annual average high of 25.3°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 36.6°C and cooler evenings around 17.4°C.