In December, Chapel Hill typically sees daytime highs of 11.4°C and overnight lows around -0.9°C. Compared to the annual average high of 21.4°C, December runs -10.0°C.
December in Chapel Hill averages a daytime high of 11.4°C and an overnight low of -0.9°C.
December runs -10.0°C compared to Chapel Hill's annual average high of 21.4°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 11.4°C and cooler evenings around -0.9°C.