In December, Chengyang typically sees daytime highs of 14.7°C and overnight lows around 6.0°C. Compared to the annual average high of 22.3°C, December runs -7.5°C.
December in Chengyang averages a daytime high of 14.7°C and an overnight low of 6.0°C.
December runs -7.5°C compared to Chengyang's annual average high of 22.3°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 14.7°C and cooler evenings around 6.0°C.