In December, Roanoke typically sees daytime highs of 8.5°C and overnight lows around -2.7°C. Compared to the annual average high of 19.1°C, December runs -10.6°C.
December in Roanoke averages a daytime high of 8.5°C and an overnight low of -2.7°C.
December runs -10.6°C compared to Roanoke's annual average high of 19.1°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 8.5°C and cooler evenings around -2.7°C.