In December, Yucaipa typically sees daytime highs of 15.2°C and overnight lows around 1.5°C. Compared to the annual average high of 22.7°C, December runs -7.5°C.
December in Yucaipa averages a daytime high of 15.2°C and an overnight low of 1.5°C.
December runs -7.5°C compared to Yucaipa's annual average high of 22.7°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 15.2°C and cooler evenings around 1.5°C.