In December, Santa Cruz typically sees daytime highs of 28.6°C and overnight lows around 22.5°C. Compared to the annual average high of 30.6°C, December runs -2.0°C.
December in Santa Cruz averages a daytime high of 28.6°C and an overnight low of 22.5°C.
December runs -2.0°C compared to Santa Cruz's annual average high of 30.6°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 28.6°C and cooler evenings around 22.5°C.