In December, Concord typically sees daytime highs of 11.7°C and overnight lows around -0.4°C. Compared to the annual average high of 21.8°C, December runs -10.1°C.
December in Concord averages a daytime high of 11.7°C and an overnight low of -0.4°C.
December runs -10.1°C compared to Concord's annual average high of 21.8°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 11.7°C and cooler evenings around -0.4°C.