In August, Perris typically sees daytime highs of 34.3°C and overnight lows around 16.4°C. Compared to the annual average high of 25.5°C, August runs +8.8°C.
August in Perris averages a daytime high of 34.3°C and an overnight low of 16.4°C.
August runs +8.8°C compared to Perris's annual average high of 25.5°C, ranking #2 of 12 months by warmth.
Plan for daytime highs near 34.3°C and cooler evenings around 16.4°C.