In August, Pasadena typically sees daytime highs of 32.8°C and overnight lows around 23.9°C. Compared to the annual average high of 25.3°C, August runs +7.4°C.
August in Pasadena averages a daytime high of 32.8°C and an overnight low of 23.9°C.
August runs +7.4°C compared to Pasadena's annual average high of 25.3°C, ranking #1 of 12 months by warmth.
Plan for daytime highs near 32.8°C and cooler evenings around 23.9°C.