In September, Ventura typically sees daytime highs of 26.7°C and overnight lows around 12.6°C. Compared to the annual average high of 21.9°C, September runs +4.7°C.
September in Ventura averages a daytime high of 26.7°C and an overnight low of 12.6°C.
September runs +4.7°C compared to Ventura's annual average high of 21.9°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 26.7°C and cooler evenings around 12.6°C.