In December, Tongchuan typically sees daytime highs of 11.0°C and overnight lows around 4.9°C. Compared to the annual average high of 20.7°C, December runs -9.7°C.
December in Tongchuan averages a daytime high of 11.0°C and an overnight low of 4.9°C.
December runs -9.7°C compared to Tongchuan's annual average high of 20.7°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 11.0°C and cooler evenings around 4.9°C.