In December, Chico typically sees daytime highs of 12.8°C and overnight lows around 3.9°C. Compared to the annual average high of 24.0°C, December runs -11.2°C.
December in Chico averages a daytime high of 12.8°C and an overnight low of 3.9°C.
December runs -11.2°C compared to Chico's annual average high of 24.0°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 12.8°C and cooler evenings around 3.9°C.