In December, Yantongshan typically sees daytime highs of -7.8°C and overnight lows around -19.9°C. Compared to the annual average high of 10.2°C, December runs -18.0°C.
December in Yantongshan averages a daytime high of -7.8°C and an overnight low of -19.9°C.
December runs -18.0°C compared to Yantongshan's annual average high of 10.2°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near -7.8°C and cooler evenings around -19.9°C.