In October, Watsonville typically sees daytime highs of 22.4°C and overnight lows around 9.9°C. Compared to the annual average high of 20.1°C, October runs +2.3°C.
October in Watsonville averages a daytime high of 22.4°C and an overnight low of 9.9°C.
October runs +2.3°C compared to Watsonville's annual average high of 20.1°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 22.4°C and cooler evenings around 9.9°C.